Segment Information The Company is comprised of three operating segments: Commercial and Industrial Systems, Climate Solutions and Power Transmission Solutions. Commercial and Industrial Systems produces medium and large motors, commercial and industrial equipment, alternators, motors and controls and air moving solutions. These products serve markets including commercial HVAC, pool and spa, standby and critical power and oil and gas systems. Climate Solutions produces small motors, controls and air moving solutions serving markets including residential and light commercial HVAC, water heaters and commercial refrigeration. Power Transmission Solutions manufactures, sells and services belt and chain drives, helical and worm gearing, mounted and unmounted bearings, couplings, modular plastic belts, conveying chains and components, hydraulic pump drives, large open gearing and specialty mechanical products serving markets including beverage, bulk handling, metals, special machinery, energy, aerospace and general industrial. The Company evaluates performance based on the segment's income from operations. Corporate costs have been allocated to each segment based on the net sales of each segment. The reported external net sales of each segment are from external customers. The following sets forth certain financial information attributable to the Company's operating segments for fiscal 2018 , fiscal 2017 and fiscal 2016 , respectively (in millions): Commercial and Industrial Systems Climate Solutions Power Transmission Solutions Eliminations Total Fiscal 2018 External Sales $ 1,782.0 $ 1,024.8 $ 838.8 $  $ 3,645.6 Intersegment Sales 50.9 22.1 24.1 (97.1 )  Total Sales 1,832.9 1,046.9 862.9 (97.1 ) 3,645.6 Gross Profit 423.4 262.7 278.5  964.6 Operating Expenses 296.4 128.9 174.1  599.4 Goodwill Impairment  9.5   9.5 Asset Impairments  8.7   8.7 Income from Operations 127.0 115.6 104.4  347.0 Depreciation and Amortization 67.0 21.0 54.4  142.4 Capital Expenditures 41.8 17.7 18.1  77.6 Fiscal 2017 External Sales $ 1,604.3 $ 990.6 $ 765.4 $  $ 3,360.3 Intersegment Sales 66.5 24.9 4.5 (95.9 )  Total Sales 1,670.8 1,015.5 769.9 (95.9 ) 3,360.3 Gross Profit 376.8 255.4 251.4  883.6 Operating Expenses 277.0 113.9 161.6  552.5 Income from Operations 99.8 141.5 89.8  331.1 Depreciation and Amortization 59.8 22.1 55.3  137.2 Capital Expenditures 39.2 13.4 12.6  65.2 Fiscal 2016 External Sales $ 1,530.9 $ 960.0 $ 733.6 $  $ 3,224.5 Intersegment Sales 49.2 24.1 4.3 (77.6 )  Total Sales 1,580.1 984.1 737.9 (77.6 ) 3,224.5 Gross Profit 378.7 245.3 241.0  865.0 Operating Expenses 275.4 114.5 152.6  542.5 Income from Operations 103.3 130.8 88.4  322.5 Depreciation and Amortization 74.7 24.4 56.3  155.4 Capital Expenditures 36.6 15.0 13.6  65.2 The following table presents identifiable assets information attributable to the Company's operating segments as of December 29, 2018 , December 30, 2017 , and December 31, 2016 (in millions): Commercial and Industrial Systems Climate Solutions Power Transmission Solutions Total Identifiable Assets as of December 29, 2018 $ 2,108.0 $ 907.7 $ 1,608.1 $ 4,623.8 Identifiable Assets as of December 30, 2017 1,854.1 909.9 1,624.2 4,388.2 Identifiable Assets as of December 31, 2016 1,872.7 881.8 1,604.0 4,358.5 The following sets forth net sales by country in which the Company operates for fiscal 2018 , fiscal 2017 and fiscal 2016 , respectively (in millions): Net Sales 2018 2017 2016 United States $ 2,402.9 $ 2,267.2 $ 2,212.6 Rest of the World 1,242.7 1,093.1 1,011.9 Total $ 3,645.6 $ 3,360.3 $ 3,224.5 US net sales for fiscal 2018 , fiscal 2017 and fiscal 2016 represented 65.9% , 67.5% and 68.6% of total net sales, respectively. No individual foreign country represented a material portion of total net sales for any of the years presented. The following sets forth long-lived assets (net property, plant and equipment) by country in which the Company operates for fiscal 2018 and fiscal 2017 , respectively (in millions): Long-lived Assets 2018 2017 United States $ 242.7 $ 263.6 Mexico 139.7 136.3 China 90.2 99.5 Rest of the World 142.9 123.6 Total $ 615.5 $ 623.0 No other individual foreign country represented a material portion of long-lived assets for any of the years presented.