visitor arrivals to hawaii , the primary driver of increases in demand for gas in hawaii , improved gradually during the fourth quarter over the third quarter following quarantine exemption for visitors with evidence of a negative covid-19 test prior to arrival in the islands , however further improvement is uncertain . the approval of multiple covid-19 vaccines may reduce the duration of the pandemic , however , the availability , distribution , and willingness of the public to accept the vaccines is also uncertain . further , changes in consumer travel preferences , the availability of commercial flights , and other factors remain unknown . to ensure that each of atlantic aviation and hawaii gas are prudently managing their liquidity and mitigating the impact of reduced activity levels , the businesses have implemented cost saving initiatives including hiring freezes , reductions in regular hours and overtime , furloughs , deferral of maintenance and repair work where such deferral will not jeopardize regulatory compliance or safety , and reductions in other general and administrative expenses . we believe these actions will support the liquidity of both businesses and , together with cash generated from operations , will be sufficient to fund their ongoing operations and the growth projects to which they have committed . to increase our available cash at the onset of the pandemic , we drew on certain of our revolving credit facilities that added to our approximately $ 300 million of cash on hand in mid-march . we drew $ 599 million on our holding company revolving credit facility and $ 275 million on the atlantic aviation revolving credit facility in mid-march . the $ 275 million drawn on the 40 results of operations : consolidated — ( continued ) atlantic aviation revolving credit facility was subsequently repaid on april 30 , 2020. on may 4 , 2020 , the atlantic aviation revolving credit facility commitments were reduced to $ 10 million , and further reduced to $ 1 million by december 31 , 2020 , solely with respect to letters of credit then outstanding . during the second half of 2020 , we fully repaid the drawn balance on our holding company revolving credit facility . we remain confident in our ability to fund our ongoing operations , meet our financial obligations , and fund the various investments to which our businesses have committed . our sources of funding include $ 328 million of cash we had on hand on december 31 , 2020 and the cash we expect our operating businesses to generate in 2021. the cash on hand at december 31 , 2020 is net of amounts reserved for : ( i ) the payment of the special dividend of $ 11.00 per share in january 2021 ; ( ii ) the payment of capital gains taxes and transaction costs related to the imtt transaction ; and ( iii ) the retirement of holding company debt . as of december 31 , 2020 , there had been no material deterioration in accounts receivable at any of our operating businesses . if the economic impact of the pandemic is protracted , collection times and the value of uncollectible accounts could increase . results of operations : 2019 vs. 2018 during the quarter ended september 30 , 2020 , imtt was classified as a discontinued operation and eliminated as a reportable segment . all periods reported herein reflect this change . for additional information , see note 4 , “ discontinued operations and dispositions ” , in our consolidated financial statements in `` financial statements and supplementary data `` in part ii , item 8 , of this form 10-k. unless specified below , for a comparison and discussion of our consolidated and operating businesses ' results of operations for 2019 compared with 2018 , see `` management 's discussion and analysis of financial condition and results of operations `` in part ii , item 7 , in our annual report on form 10-k for the year ended december 31 , 2019 , which was filed with the u.s. securities and exchange commission on february 25 , 2020 . 41 results of operations : consolidated — ( continued ) our consolidated results of operations for 2020 compared with 2019 are as follows : replace_table_token_4_th nm — not meaningful ( 1 ) interest expense includes non-cash losses on derivative instruments of $ 5 million and $ 8 million in 2020 and 2019 , respectively 42 results of operations : consolidated — ( continued ) revenue consolidated revenues decreased in 2020 compared with 2019 primarily as a result of : ( i ) a decrease in the amount of jet fuel and gas sold by atlantic aviation and mic hawaii , respectively , due to the impact of covid-19 ; and ( ii ) a lower wholesale cost of jet fuel and gas . cost of services and product sales consolidated cost of services and cost of product sales decreased in 2020 compared with 2019 primarily as a result of : ( i ) a decrease in the amount of jet fuel and gas sold by atlantic aviation and mic hawaii , respectively , due to the impact of covid-19 ; ( ii ) a lower wholesale cost of jet fuel and gas ; and ( iii ) a favorable mark-to-market adjustment of the value of the commodity hedge contracts on hawaii gas ' balance sheet ( see “ results of operations — mic hawaii ” below ) . story_separator_special_tag based on the contribution of each fbo to atlantic aviation 's results in 2019 , the ebitda weighted remaining lease life in 2020 would have been 20.1 years . 47 results of operations : atlantic aviation — ( continued ) replace_table_token_7_th ( 1 ) interest expense , net , includes non-cash adjustments to derivative instruments and non-cash amortization of deferred financing fees . ( 2 ) other non-cash expense , net , includes primarily non-cash compensation expense incurred in relation to incentive plans and non-cash gains ( losses ) related to the write-off or disposal of assets or liabilities . other non-cash expense , net , excludes the adjustment to bad debt expense related to the specific reserve component , net of recoveries , for which this adjustment is reported in working capital in the above table . see “ earnings before interest , taxes , depreciation , and amortization ( ebitda ) excluding non-cash items and free cash flow ” above for further discussion . atlantic aviation generates most of its revenue from sales of jet fuel at facilities located on the 69 u.s. airports on which the business operates . increases and decreases in the cost of jet fuel are generally passed through to customers . atlantic aviation seeks to maintain and , where appropriate , increase dollar-based margins on jet fuel sales . accordingly , reported revenue will fluctuate based on the cost of jet fuel to atlantic aviation and may not reflect the business ' ability to effectively manage the amount of jet fuel sold and the margin achieved on those sales . for example , an increase in revenue may be attributable to an increase in the cost of jet fuel and not an increase in the amount of jet fuel sold or 48 results of operations : atlantic aviation — ( continued ) margin per gallon . conversely , a decline in revenue may be attributable to a decrease in the cost of jet fuel and not a reduction in the amount of jet fuel sold or margin per gallon . gross margin , which we define as revenue less cost of services , excluding depreciation and amortization , is the effective “ top line ” for atlantic aviation as it reflects the business ' ability to drive growth in the amount of products and services sold and the margins earned on those sales over time . we believe that our investors view gross margin as reflective of our ability to manage the amount and price of jet fuel sold , notwithstanding variances in the wholesale cost of fuel through the commodity cycle . gross margin can be reconciled to operating income — the most comparable gaap measure — by subtracting selling , general and administrative expenses and depreciation and amortization in the table above . revenue and gross margin revenue decreased for 2020 compared with 2019 due to a reduction in the amount of jet fuel sold , a decrease in ancillary services provided and , to a lesser extent , a reduction in rental revenue . the decrease in rental revenue was attributable to a reduced number of short-term and overnight hangar rentals and aircraft parking , partially offset by the increase in rental revenue from base tenants versus the prior year . the reduced amount of revenue also reflected the lower wholesale cost of jet fuel during 2020 compared with 2019. in general , the decrease in the wholesale cost of jet fuel is typically reflected in a corresponding decrease in cost of services , resulting in no impact to gross margin . selling , general and administrative expenses selling , general and administrative expenses decreased for 2020 versus 2019 , primarily due to lower salaries and benefits , maintenance and repair costs , and credit card fees . the decrease in selling , general and administrative expenses for 2020 was partially offset by a $ 7 million provision for costs ( in excess of insurance recoveries ) of remediating certain environmental matters . excluding this provision , selling , general and administrative expenses would have been approximately $ 22 million lower for 2020 compared with 2019. depreciation and amortization depreciation and amortization decreased for 2020 compared with 2019 primarily due to the full amortization of certain airport contract rights , partially offset by assets placed in service . operating income operating income decreased for 2020 compared with 2019 due to the decrease in gross margin , partially offset by the decrease in selling , general and administrative expenses and depreciation and amortization . interest expense , net interest expense , net , includes non-cash losses on derivative instruments of $ 4 million for 2020 compared with non-cash losses of $ 7 million for 2019 , respectively , and amortization of deferred financing costs . excluding these non-cash adjustments , cash interest expense totaled $ 45 million and $ 58 million in 2020 and 2019 , respectively . the decrease in cash interest expense primarily reflects a lower weighted average interest rate . income taxes the taxable income generated by atlantic aviation is reported on our consolidated federal income tax return . the business files standalone state income tax returns in most of the states in which it operates . the tax expense in the table above includes both state income taxes and the portion of the consolidated federal income tax liability attributable to the business . the provision for current income taxes of $ 5 million for 2020 in the above table includes $ 3 million of state income tax expense and $ 2 million of federal income tax expense . atlantic aviation has state nol carryforwards that are specific to the state in which they were generated . the utilization of nol carryforwards may reduce or eliminate state taxable income in the future . maintenance capital expenditures atlantic aviation incurred maintenance capital expenditures of $ 13 million and $ 15 million on an accrual basis and cash basis ,

liquidity and capital resources general cash requirements of our remaining operating businesses include primarily normal operating expenses , debt service , debt principal payments , payments of dividends to our holding company , and capital expenditures . their source of cash has been primarily operating activities although we have drawn on and may in the future draw on credit facilities , have issued and may in the future issue new equity or debt , and have sold and may in the future sell assets to generate cash . we may from time to time seek to purchase or retire our outstanding debt in open market purchases , privately negotiated transactions or otherwise . such repurchases , if any , could be material and will depend on market conditions , our liquidity needs , and other factors . response to covid-19 on march 17 , 2020 , we drew a total of $ 874 million on two revolving credit facilities . we drew $ 599 million on our $ 600 million holding company level revolving credit facility and drew $ 275 million on the $ 350 million revolving credit facility at atlantic aviation . the proceeds were additive to our approximately $ 300 million of cash on hand in mid-march 2020. the drawdowns were deemed prudent to preserve financial flexibility in light of the disruption and uncertainty surrounding the impact of covid-19 on our businesses . in addition to drawing on our revolving credit facilities , we determined to improve our liquidity and financial flexibility by suspending our quarterly dividend .


 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.
     ```liquidity and capital resources general cash requirements of our remaining operating businesses include primarily normal operating expenses , debt service , debt principal payments , payments of dividends to our holding company , and capital expenditures . their source of cash has been primarily operating activities although we have drawn on and may in the future draw on credit facilities , have issued and may in the future issue new equity or debt , and have sold and may in the future sell assets to generate cash . we may from time to time seek to purchase or retire our outstanding debt in open market purchases , privately negotiated transactions or otherwise . such repurchases , if any , could be material and will depend on market conditions , our liquidity needs , and other factors . response to covid-19 on march 17 , 2020 , we drew a total of $ 874 million on two revolving credit facilities . we drew $ 599 million on our $ 600 million holding company level revolving credit facility and drew $ 275 million on the $ 350 million revolving credit facility at atlantic aviation . the proceeds were additive to our approximately $ 300 million of cash on hand in mid-march 2020. the drawdowns were deemed prudent to preserve financial flexibility in light of the disruption and uncertainty surrounding the impact of covid-19 on our businesses . in addition to drawing on our revolving credit facilities , we determined to improve our liquidity and financial flexibility by suspending our quarterly dividend .
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 Suspicious Activity Report : visitor arrivals to hawaii , the primary driver of increases in demand for gas in hawaii , improved gradually during the fourth quarter over the third quarter following quarantine exemption for visitors with evidence of a negative covid-19 test prior to arrival in the islands , however further improvement is uncertain . the approval of multiple covid-19 vaccines may reduce the duration of the pandemic , however , the availability , distribution , and willingness of the public to accept the vaccines is also uncertain . further , changes in consumer travel preferences , the availability of commercial flights , and other factors remain unknown . to ensure that each of atlantic aviation and hawaii gas are prudently managing their liquidity and mitigating the impact of reduced activity levels , the businesses have implemented cost saving initiatives including hiring freezes , reductions in regular hours and overtime , furloughs , deferral of maintenance and repair work where such deferral will not jeopardize regulatory compliance or safety , and reductions in other general and administrative expenses . we believe these actions will support the liquidity of both businesses and , together with cash generated from operations , will be sufficient to fund their ongoing operations and the growth projects to which they have committed . to increase our available cash at the onset of the pandemic , we drew on certain of our revolving credit facilities that added to our approximately $ 300 million of cash on hand in mid-march . we drew $ 599 million on our holding company revolving credit facility and $ 275 million on the atlantic aviation revolving credit facility in mid-march . the $ 275 million drawn on the 40 results of operations : consolidated — ( continued ) atlantic aviation revolving credit facility was subsequently repaid on april 30 , 2020. on may 4 , 2020 , the atlantic aviation revolving credit facility commitments were reduced to $ 10 million , and further reduced to $ 1 million by december 31 , 2020 , solely with respect to letters of credit then outstanding . during the second half of 2020 , we fully repaid the drawn balance on our holding company revolving credit facility . we remain confident in our ability to fund our ongoing operations , meet our financial obligations , and fund the various investments to which our businesses have committed . our sources of funding include $ 328 million of cash we had on hand on december 31 , 2020 and the cash we expect our operating businesses to generate in 2021. the cash on hand at december 31 , 2020 is net of amounts reserved for : ( i ) the payment of the special dividend of $ 11.00 per share in january 2021 ; ( ii ) the payment of capital gains taxes and transaction costs related to the imtt transaction ; and ( iii ) the retirement of holding company debt . as of december 31 , 2020 , there had been no material deterioration in accounts receivable at any of our operating businesses . if the economic impact of the pandemic is protracted , collection times and the value of uncollectible accounts could increase . results of operations : 2019 vs. 2018 during the quarter ended september 30 , 2020 , imtt was classified as a discontinued operation and eliminated as a reportable segment . all periods reported herein reflect this change . for additional information , see note 4 , “ discontinued operations and dispositions ” , in our consolidated financial statements in `` financial statements and supplementary data `` in part ii , item 8 , of this form 10-k. unless specified below , for a comparison and discussion of our consolidated and operating businesses ' results of operations for 2019 compared with 2018 , see `` management 's discussion and analysis of financial condition and results of operations `` in part ii , item 7 , in our annual report on form 10-k for the year ended december 31 , 2019 , which was filed with the u.s. securities and exchange commission on february 25 , 2020 . 41 results of operations : consolidated — ( continued ) our consolidated results of operations for 2020 compared with 2019 are as follows : replace_table_token_4_th nm — not meaningful ( 1 ) interest expense includes non-cash losses on derivative instruments of $ 5 million and $ 8 million in 2020 and 2019 , respectively 42 results of operations : consolidated — ( continued ) revenue consolidated revenues decreased in 2020 compared with 2019 primarily as a result of : ( i ) a decrease in the amount of jet fuel and gas sold by atlantic aviation and mic hawaii , respectively , due to the impact of covid-19 ; and ( ii ) a lower wholesale cost of jet fuel and gas . cost of services and product sales consolidated cost of services and cost of product sales decreased in 2020 compared with 2019 primarily as a result of : ( i ) a decrease in the amount of jet fuel and gas sold by atlantic aviation and mic hawaii , respectively , due to the impact of covid-19 ; ( ii ) a lower wholesale cost of jet fuel and gas ; and ( iii ) a favorable mark-to-market adjustment of the value of the commodity hedge contracts on hawaii gas ' balance sheet ( see “ results of operations — mic hawaii ” below ) . story_separator_special_tag based on the contribution of each fbo to atlantic aviation 's results in 2019 , the ebitda weighted remaining lease life in 2020 would have been 20.1 years . 47 results of operations : atlantic aviation — ( continued ) replace_table_token_7_th ( 1 ) interest expense , net , includes non-cash adjustments to derivative instruments and non-cash amortization of deferred financing fees . ( 2 ) other non-cash expense , net , includes primarily non-cash compensation expense incurred in relation to incentive plans and non-cash gains ( losses ) related to the write-off or disposal of assets or liabilities . other non-cash expense , net , excludes the adjustment to bad debt expense related to the specific reserve component , net of recoveries , for which this adjustment is reported in working capital in the above table . see “ earnings before interest , taxes , depreciation , and amortization ( ebitda ) excluding non-cash items and free cash flow ” above for further discussion . atlantic aviation generates most of its revenue from sales of jet fuel at facilities located on the 69 u.s. airports on which the business operates . increases and decreases in the cost of jet fuel are generally passed through to customers . atlantic aviation seeks to maintain and , where appropriate , increase dollar-based margins on jet fuel sales . accordingly , reported revenue will fluctuate based on the cost of jet fuel to atlantic aviation and may not reflect the business ' ability to effectively manage the amount of jet fuel sold and the margin achieved on those sales . for example , an increase in revenue may be attributable to an increase in the cost of jet fuel and not an increase in the amount of jet fuel sold or 48 results of operations : atlantic aviation — ( continued ) margin per gallon . conversely , a decline in revenue may be attributable to a decrease in the cost of jet fuel and not a reduction in the amount of jet fuel sold or margin per gallon . gross margin , which we define as revenue less cost of services , excluding depreciation and amortization , is the effective “ top line ” for atlantic aviation as it reflects the business ' ability to drive growth in the amount of products and services sold and the margins earned on those sales over time . we believe that our investors view gross margin as reflective of our ability to manage the amount and price of jet fuel sold , notwithstanding variances in the wholesale cost of fuel through the commodity cycle . gross margin can be reconciled to operating income — the most comparable gaap measure — by subtracting selling , general and administrative expenses and depreciation and amortization in the table above . revenue and gross margin revenue decreased for 2020 compared with 2019 due to a reduction in the amount of jet fuel sold , a decrease in ancillary services provided and , to a lesser extent , a reduction in rental revenue . the decrease in rental revenue was attributable to a reduced number of short-term and overnight hangar rentals and aircraft parking , partially offset by the increase in rental revenue from base tenants versus the prior year . the reduced amount of revenue also reflected the lower wholesale cost of jet fuel during 2020 compared with 2019. in general , the decrease in the wholesale cost of jet fuel is typically reflected in a corresponding decrease in cost of services , resulting in no impact to gross margin . selling , general and administrative expenses selling , general and administrative expenses decreased for 2020 versus 2019 , primarily due to lower salaries and benefits , maintenance and repair costs , and credit card fees . the decrease in selling , general and administrative expenses for 2020 was partially offset by a $ 7 million provision for costs ( in excess of insurance recoveries ) of remediating certain environmental matters . excluding this provision , selling , general and administrative expenses would have been approximately $ 22 million lower for 2020 compared with 2019. depreciation and amortization depreciation and amortization decreased for 2020 compared with 2019 primarily due to the full amortization of certain airport contract rights , partially offset by assets placed in service . operating income operating income decreased for 2020 compared with 2019 due to the decrease in gross margin , partially offset by the decrease in selling , general and administrative expenses and depreciation and amortization . interest expense , net interest expense , net , includes non-cash losses on derivative instruments of $ 4 million for 2020 compared with non-cash losses of $ 7 million for 2019 , respectively , and amortization of deferred financing costs . excluding these non-cash adjustments , cash interest expense totaled $ 45 million and $ 58 million in 2020 and 2019 , respectively . the decrease in cash interest expense primarily reflects a lower weighted average interest rate . income taxes the taxable income generated by atlantic aviation is reported on our consolidated federal income tax return . the business files standalone state income tax returns in most of the states in which it operates . the tax expense in the table above includes both state income taxes and the portion of the consolidated federal income tax liability attributable to the business . the provision for current income taxes of $ 5 million for 2020 in the above table includes $ 3 million of state income tax expense and $ 2 million of federal income tax expense . atlantic aviation has state nol carryforwards that are specific to the state in which they were generated . the utilization of nol carryforwards may reduce or eliminate state taxable income in the future . maintenance capital expenditures atlantic aviation incurred maintenance capital expenditures of $ 13 million and $ 15 million on an accrual basis and cash basis ,

