adjusted oibda is a non-gaap financial measure and may be different than similarly-titled non-gaap financial measures used by other companies . a limitation of adjusted oibda is that it excludes depreciation and amortization , which represents the periodic charge for certain fixed assets and intangible assets used in generating revenues for our business . additionally , adjusted oibda excludes 23 stock-based compensation , a non-cash expense that may vary between periods with limited correlation to underlying operating performance , as well as other non-recurring material items . adjusted oibda should not be regarded as an alternative to operating income or net income as an indicator of operating performance , or to the statement of cash flows as a measure of liquidity , nor should it be considered in isolation or as a substitute for financial measures prepared in accordance with gaap . we believe that operating income is the most directly comparable gaap financial measure to adjusted oibda . financial information and disclosures for prior periods have been revised to conform to the current period presentation . such revisions have no impact on our consolidated financial condition , results of operations or cash flows for the periods presented . ﻿ year ended december 31 , 2018 compared to year ended december 31 , 2017 ( dollars in millions ) summary the following tables present our consolidated results followed by our adjusted oibda results : ﻿ ﻿ ﻿ replace_table_token_3_th ( 1 ) our consolida ted net revenues increased by $ 129.2 million , or 16 % , in 2018 as compa red to 2017 . this increase was primarily driven by revenues associated with the distribution of certain live in-ring programming content in international markets . in the current year period , we also recognized $ 31.8 million in incremental revenues associated with the contractual escalation of our core content rights fees ( raw and smackdown live ) and other content ( mixed match challenge ) , $ 17.8 million of increased sales of advertising and sponsorships within our media segment , and $ 9.2 million of increased subscription revenues related to the growth of our wwe network . these increases were partially offset by a decrease of $ 11 .9 million in wwe studios revenues due to the timing and performance of our released films , $ 11.1 million in our consumer product revenue due primarily to changes in product mix , and a decline of $ 7.5 million in live events revenues due to lower average attendance . for further analysis , refer to management 's discussion and analysis of our business segments . ( 2 ) our consolidated operating expenses increased by $ 69.5 million , or 13 % , in 2018 as compared to 2017 . this increase was primarily driven by increased costs related to the distribution of certain live in-ring programming content in international markets , coupled with $ 17.2 million of higher costs associated with business support functions . we also incurred additional staff related costs in the current year period , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price . for further analysis , refer to management 's discussion and analysis of our business segments . ( 3 ) our consolidated marketing and selling expenses increased by $ 13.1 million , or 16 % , in 2018 as compared to 2017 . this increase was primarily driven by $ 8.4 million of higher costs associated with business support functions . we also incurred additional staff related costs in the current year period , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price . for further analysis , refer to management 's discussion and analysis of our business segments . 24 ( 4 ) our consolidated general and administrative expenses increased by $ 7.4 million , or 9 % , in 2018 as compared to 2017 . this increase was primarily driven by additional staff related costs , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price , coupled with higher recruitment and consulting costs incurred to support the company 's strategic initiatives . the prior year period included $ 5.6 million of expenses related to non-recurring legal matters and other contractual obligations . ( 5 ) our provision for income taxes declined $ 24 . 8 million , or 79 % , in 2018 as compared to 2017. during the current year period , we recognized an income tax benefit of $ 22 . 5 million , as compared to $ 1.6 million during the prior year period , resulting from the difference between the deduction the company receives for tax purposes and the compensation cost recognized in the company 's financial statements related to the vesting of the company 's annual stock-based awards . see note 13 , income taxes , in the notes to consolidated financial statements for further discussion . ﻿ ﻿ ﻿ replace_table_token_4_th ( 1 ) other adjustments in 2017 includes $ 5.6 million of non-recurring legal matters and other contractual obligations and $ 4.7 million of certain impairment charges related to our feature films . ﻿ ﻿ replace_table_token_5_th ﻿ media the following tables present the performance results and key drivers for our media segment ( dollars in millions , except where noted ) : ﻿ ﻿ replace_table_token_6_th ( 1 ) core content rights fees consist primarily of licensing revenues earned from the distribution of our flagship programs , raw and smackdown live , through global broadcast , pay television and digital platforms . story_separator_special_tag revenues from our international ticket sales decreased by $ 1.2 million , or 4 % , as a 24 % decline in average attendance decreased revenues by $ 5.1 million , which was partially offset by $ 4.8 million of revenues driven by an 18 % increase in average ticket prices . the incremental decline in revenues was driven by changes in the mix of territories in which we performed . ﻿ live e vents adjusted oibda as a percentage of revenues decreased slightly in 2017 as compared to 2016 this decline was driven by lower average attendance and higher promotional costs . 32 consumer pr o ducts the following tables present the performance results and key drivers for our consumer products segment ( dollars in millions , except where noted ) : ﻿ ﻿ replace_table_token_24_th ﻿ ﻿ ﻿ ﻿ replace_table_token_25_th ﻿ consumer products revenues increased by $ 5.8 million , or 5 % , in 2017 as compared to 2016 . ecommerce revenues increased by $ 3.2 million , or 9 % , primarily due to a 6 % increase in the volume of online merchandise orders , couple with a 3 % increase in the average revenue per order . consumer product licensing revenues increased by $ 3.0 million , or 6 % , primarily driven by higher sales of $ 2.1 million from the company 's licensed toys . ﻿ consumer products adjusted oibda as a percentage of revenues increased in 2017 as compared to 2016 this increase was driven by operating leverage as a result of the revenue growth , coupled with changes in product mix . ﻿ corporate the remaining unallocated corporate expenses largely relate to corporate administrative functions , including finance , investor relations , community relations , corporate communications , information technology , legal , human resources and our board of directors . the company does not allocate these costs to its business segments , as they do not directly relate to revenue generating activities . ﻿ ﻿ replace_table_token_26_th ( 1 ) other adjustments in 2017 include non-recurring legal matters and other contractual obligations . corporate adjusted oibda decreased $ 6.9 milli on and remained flat as a percentage of total revenues in 2017 as compared to 2016 . this decline was the result of higher staff related costs of $ 3.4 million due to increased headcount , $ 2.1 million of consulting and marketing costs to support the company 's strategic initiatives , and $ 1.0 million of additional management incentive compensation , primarily driven by improved performance and an increase in the company 's stock price . ﻿ 33 depreciation and amortization ( dollars in millions ) replace_table_token_27_th ﻿ depreciation and amortization expense increased $ 1.6 million , or 7 % , in 2017 as compared to 2016 , primarily driven by prior year capital expenditures . ﻿ interest expense ( dollars in millions ) ﻿ replace_table_token_28_th ﻿ interest expense , which relates primarily to interest and amortization associated with the convertible notes , our debt facilities , assumed mortgage and aircraft financing , increased by $ 11.7 million in 2017 as compared to 2016 , as the convertible notes and assumed mortgage were entered into during the latter part of 2016 . ﻿ other income , net ( dollars in millions ) ﻿ replace_table_token_29_th ﻿ other income , net is comprised of interest income , gains and losses recorded on our equity investments , realized translation gains and losses and rental income . the increase of $ 2.6 million in 2017 as compared to 2016 was driven by an increas e of $ 1.3 million in interest income from our short-term investment instruments , coupled with $ 1.3 million of additional rental income . ﻿ income taxes ( dollars in millions ) ﻿ replace_table_token_30_th ﻿ the increase in the effective tax in 2017 as compared to 2016 was primarily driven by the impact of remeasurement of our deferred tax asset as a result of the tax act , which resulted in the recognition of $ 11.3 million of expense . the tax act reduced the corporate rate from 35 % to 21 % effective january 1 , 2018 . 34 liquidity and capital resources we had cash and cash equivalents and short-ter m investment s of $ 359.1 million and $ 297.4 million as of december 31 , 2018 and 2017 , respectively . our short-term investments consist primarily of u.s. treasury securities , corporate bonds , municipal bonds , including pre-refunded municipal bonds , and government agency bonds . our debt balance totaled $ 213.9 million and $ 213.5 million as of december 31 , 2018 and 2017 , respectively , and includes the carrying value of $ 183.1 and $ 177.9 million related to our convertible senior notes due 2023 as of december 31 , 2018 and 2017 , respectively . we believe that our existing cash and cash equivalents and investment balances and cash generated from operations will be sufficient to meet our operating requirements for at least the next twelve months , inclusive of dividend payments , debt service , film and television production activities , capital expenditures and for any discretionary repurchase of shares of our common stock under a share repurchase program that was recently authorized by our board of directors in february 2019 ( see below for further details ) . in addition , we have several multi-year agreements , including our previously announced five-year agreements with usa network and fox sports effective october 1 , 2019 for the domestic distribution of our flagship programs , raw and smackdown live , which are expected to provide future ongoing liquidity to the company through the generation of enhanced content rights fees . on february 7 , 2019 , the company announced a stock repurchase program of up to $ 500.0 million of our common stock . repurchases may be made at management 's discretion from time to time in accordance with all applicable securities

convertible debt , and note 3 , earnings per share , in the notes to consolidated financial statements for further information on the convertible notes , including the dilutive nature of the convertible notes . t he company has an amended and restated $ 1 0 0.0 million senior unsecured revolving credit facility with a syndicated group of banks , with jpmorgan chase bank , n.a . acting as administrative agent ( the `` revolving credit facility '' ) . t he revolving credit facility has a maturity date of july 29 , 2021. as of december 31 , 2018 , the company was in compliance with the provisions of our revolving credit facility , there were no amounts outstanding , and the company had available capacity under the terms of the facility of $ 100.0 million . in september 2016 , the company acquired land and a building located in stamford , connecticut adjacent to our production facility . in connection with the acquisition , we assumed future obligations under a loan agreement , in the principal amount of $ 23.0 million , which loan is secured by a mortgage on the property . pursuant to the loan agreement , since the assets of wwe real estate , a subsidiary of the company , represent collateral for the underlying mortgage , these assets would not be available to satisfy debts and obligations due to any other creditors of the company . as of december 31 , 2018 and 2017 , the amounts outstanding of the mortgage were $ 22.9 million and $ 23.0 million , respectively . in 2013 , the company entered into a $ 31 .6 million promissory note ( the “ aircraft note ” ) with citizens asset finance , inc. , for the purchase of a 2007 bombardier global 5000 aircraft and refurbishments . in august 2017 , the aircraft note was assigned to fifth third equipment finance company . the aircraft note is secured by a first priority perfected security interest in the purchased aircraft .


 Write a concise suspicious activity report of the following text delimited by triple backquotes. Return your response as a formal report which covers the key points highlighting the location,dates,entity names and account holder information in chronological order of the text.
     ```convertible debt , and note 3 , earnings per share , in the notes to consolidated financial statements for further information on the convertible notes , including the dilutive nature of the convertible notes . t he company has an amended and restated $ 1 0 0.0 million senior unsecured revolving credit facility with a syndicated group of banks , with jpmorgan chase bank , n.a . acting as administrative agent ( the `` revolving credit facility '' ) . t he revolving credit facility has a maturity date of july 29 , 2021. as of december 31 , 2018 , the company was in compliance with the provisions of our revolving credit facility , there were no amounts outstanding , and the company had available capacity under the terms of the facility of $ 100.0 million . in september 2016 , the company acquired land and a building located in stamford , connecticut adjacent to our production facility . in connection with the acquisition , we assumed future obligations under a loan agreement , in the principal amount of $ 23.0 million , which loan is secured by a mortgage on the property . pursuant to the loan agreement , since the assets of wwe real estate , a subsidiary of the company , represent collateral for the underlying mortgage , these assets would not be available to satisfy debts and obligations due to any other creditors of the company . as of december 31 , 2018 and 2017 , the amounts outstanding of the mortgage were $ 22.9 million and $ 23.0 million , respectively . in 2013 , the company entered into a $ 31 .6 million promissory note ( the “ aircraft note ” ) with citizens asset finance , inc. , for the purchase of a 2007 bombardier global 5000 aircraft and refurbishments . in august 2017 , the aircraft note was assigned to fifth third equipment finance company . the aircraft note is secured by a first priority perfected security interest in the purchased aircraft .
```    
 Suspicious Activity Report : adjusted oibda is a non-gaap financial measure and may be different than similarly-titled non-gaap financial measures used by other companies . a limitation of adjusted oibda is that it excludes depreciation and amortization , which represents the periodic charge for certain fixed assets and intangible assets used in generating revenues for our business . additionally , adjusted oibda excludes 23 stock-based compensation , a non-cash expense that may vary between periods with limited correlation to underlying operating performance , as well as other non-recurring material items . adjusted oibda should not be regarded as an alternative to operating income or net income as an indicator of operating performance , or to the statement of cash flows as a measure of liquidity , nor should it be considered in isolation or as a substitute for financial measures prepared in accordance with gaap . we believe that operating income is the most directly comparable gaap financial measure to adjusted oibda . financial information and disclosures for prior periods have been revised to conform to the current period presentation . such revisions have no impact on our consolidated financial condition , results of operations or cash flows for the periods presented . ﻿ year ended december 31 , 2018 compared to year ended december 31 , 2017 ( dollars in millions ) summary the following tables present our consolidated results followed by our adjusted oibda results : ﻿ ﻿ ﻿ replace_table_token_3_th ( 1 ) our consolida ted net revenues increased by $ 129.2 million , or 16 % , in 2018 as compa red to 2017 . this increase was primarily driven by revenues associated with the distribution of certain live in-ring programming content in international markets . in the current year period , we also recognized $ 31.8 million in incremental revenues associated with the contractual escalation of our core content rights fees ( raw and smackdown live ) and other content ( mixed match challenge ) , $ 17.8 million of increased sales of advertising and sponsorships within our media segment , and $ 9.2 million of increased subscription revenues related to the growth of our wwe network . these increases were partially offset by a decrease of $ 11 .9 million in wwe studios revenues due to the timing and performance of our released films , $ 11.1 million in our consumer product revenue due primarily to changes in product mix , and a decline of $ 7.5 million in live events revenues due to lower average attendance . for further analysis , refer to management 's discussion and analysis of our business segments . ( 2 ) our consolidated operating expenses increased by $ 69.5 million , or 13 % , in 2018 as compared to 2017 . this increase was primarily driven by increased costs related to the distribution of certain live in-ring programming content in international markets , coupled with $ 17.2 million of higher costs associated with business support functions . we also incurred additional staff related costs in the current year period , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price . for further analysis , refer to management 's discussion and analysis of our business segments . ( 3 ) our consolidated marketing and selling expenses increased by $ 13.1 million , or 16 % , in 2018 as compared to 2017 . this increase was primarily driven by $ 8.4 million of higher costs associated with business support functions . we also incurred additional staff related costs in the current year period , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price . for further analysis , refer to management 's discussion and analysis of our business segments . 24 ( 4 ) our consolidated general and administrative expenses increased by $ 7.4 million , or 9 % , in 2018 as compared to 2017 . this increase was primarily driven by additional staff related costs , including management incentive compensation and stock compensation , resulting from improved operating performance and an increase in the company 's stock price , coupled with higher recruitment and consulting costs incurred to support the company 's strategic initiatives . the prior year period included $ 5.6 million of expenses related to non-recurring legal matters and other contractual obligations . ( 5 ) our provision for income taxes declined $ 24 . 8 million , or 79 % , in 2018 as compared to 2017. during the current year period , we recognized an income tax benefit of $ 22 . 5 million , as compared to $ 1.6 million during the prior year period , resulting from the difference between the deduction the company receives for tax purposes and the compensation cost recognized in the company 's financial statements related to the vesting of the company 's annual stock-based awards . see note 13 , income taxes , in the notes to consolidated financial statements for further discussion . ﻿ ﻿ ﻿ replace_table_token_4_th ( 1 ) other adjustments in 2017 includes $ 5.6 million of non-recurring legal matters and other contractual obligations and $ 4.7 million of certain impairment charges related to our feature films . ﻿ ﻿ replace_table_token_5_th ﻿ media the following tables present the performance results and key drivers for our media segment ( dollars in millions , except where noted ) : ﻿ ﻿ replace_table_token_6_th ( 1 ) core content rights fees consist primarily of licensing revenues earned from the distribution of our flagship programs , raw and smackdown live , through global broadcast , pay television and digital platforms . story_separator_special_tag revenues from our international ticket sales decreased by $ 1.2 million , or 4 % , as a 24 % decline in average attendance decreased revenues by $ 5.1 million , which was partially offset by $ 4.8 million of revenues driven by an 18 % increase in average ticket prices . the incremental decline in revenues was driven by changes in the mix of territories in which we performed . ﻿ live e vents adjusted oibda as a percentage of revenues decreased slightly in 2017 as compared to 2016 this decline was driven by lower average attendance and higher promotional costs . 32 consumer pr o ducts the following tables present the performance results and key drivers for our consumer products segment ( dollars in millions , except where noted ) : ﻿ ﻿ replace_table_token_24_th ﻿ ﻿ ﻿ ﻿ replace_table_token_25_th ﻿ consumer products revenues increased by $ 5.8 million , or 5 % , in 2017 as compared to 2016 . ecommerce revenues increased by $ 3.2 million , or 9 % , primarily due to a 6 % increase in the volume of online merchandise orders , couple with a 3 % increase in the average revenue per order . consumer product licensing revenues increased by $ 3.0 million , or 6 % , primarily driven by higher sales of $ 2.1 million from the company 's licensed toys . ﻿ consumer products adjusted oibda as a percentage of revenues increased in 2017 as compared to 2016 this increase was driven by operating leverage as a result of the revenue growth , coupled with changes in product mix . ﻿ corporate the remaining unallocated corporate expenses largely relate to corporate administrative functions , including finance , investor relations , community relations , corporate communications , information technology , legal , human resources and our board of directors . the company does not allocate these costs to its business segments , as they do not directly relate to revenue generating activities . ﻿ ﻿ replace_table_token_26_th ( 1 ) other adjustments in 2017 include non-recurring legal matters and other contractual obligations . corporate adjusted oibda decreased $ 6.9 milli on and remained flat as a percentage of total revenues in 2017 as compared to 2016 . this decline was the result of higher staff related costs of $ 3.4 million due to increased headcount , $ 2.1 million of consulting and marketing costs to support the company 's strategic initiatives , and $ 1.0 million of additional management incentive compensation , primarily driven by improved performance and an increase in the company 's stock price . ﻿ 33 depreciation and amortization ( dollars in millions ) replace_table_token_27_th ﻿ depreciation and amortization expense increased $ 1.6 million , or 7 % , in 2017 as compared to 2016 , primarily driven by prior year capital expenditures . ﻿ interest expense ( dollars in millions ) ﻿ replace_table_token_28_th ﻿ interest expense , which relates primarily to interest and amortization associated with the convertible notes , our debt facilities , assumed mortgage and aircraft financing , increased by $ 11.7 million in 2017 as compared to 2016 , as the convertible notes and assumed mortgage were entered into during the latter part of 2016 . ﻿ other income , net ( dollars in millions ) ﻿ replace_table_token_29_th ﻿ other income , net is comprised of interest income , gains and losses recorded on our equity investments , realized translation gains and losses and rental income . the increase of $ 2.6 million in 2017 as compared to 2016 was driven by an increas e of $ 1.3 million in interest income from our short-term investment instruments , coupled with $ 1.3 million of additional rental income . ﻿ income taxes ( dollars in millions ) ﻿ replace_table_token_30_th ﻿ the increase in the effective tax in 2017 as compared to 2016 was primarily driven by the impact of remeasurement of our deferred tax asset as a result of the tax act , which resulted in the recognition of $ 11.3 million of expense . the tax act reduced the corporate rate from 35 % to 21 % effective january 1 , 2018 . 34 liquidity and capital resources we had cash and cash equivalents and short-ter m investment s of $ 359.1 million and $ 297.4 million as of december 31 , 2018 and 2017 , respectively . our short-term investments consist primarily of u.s. treasury securities , corporate bonds , municipal bonds , including pre-refunded municipal bonds , and government agency bonds . our debt balance totaled $ 213.9 million and $ 213.5 million as of december 31 , 2018 and 2017 , respectively , and includes the carrying value of $ 183.1 and $ 177.9 million related to our convertible senior notes due 2023 as of december 31 , 2018 and 2017 , respectively . we believe that our existing cash and cash equivalents and investment balances and cash generated from operations will be sufficient to meet our operating requirements for at least the next twelve months , inclusive of dividend payments , debt service , film and television production activities , capital expenditures and for any discretionary repurchase of shares of our common stock under a share repurchase program that was recently authorized by our board of directors in february 2019 ( see below for further details ) . in addition , we have several multi-year agreements , including our previously announced five-year agreements with usa network and fox sports effective october 1 , 2019 for the domestic distribution of our flagship programs , raw and smackdown live , which are expected to provide future ongoing liquidity to the company through the generation of enhanced content rights fees . on february 7 , 2019 , the company announced a stock repurchase program of up to $ 500.0 million of our common stock . repurchases may be made at management 's discretion from time to time in accordance with all applicable securities

