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Changes in Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 31, 2020
Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) | The following table presents the changes in accumulated other comprehensive loss by component for the years ended December 31, 2020, 2019 and 2018 (in thousands):
|  | Changes related to cash flow derivative hedges |  | Changes in defined benefit plans |  | Foreign currency translation adjustments |  | Accumulated other comprehensive (loss) income
Accumulated comprehensive loss at January 1, 2018 |  | $ | (250,355) |  |  | $ | (33,666) |  |  | $ | (50,244) |  |  | $ | (334,265) |
Other comprehensive income (loss) before reclassifications |  | (297,994) |  |  | 6,156 |  |  | (14,251) |  |  | (306,089) |
Amounts reclassified from accumulated other comprehensive loss |  | 11,133 |  |  | 1,487 |  |  | — |  |  | 12,620 |
Net current-period other comprehensive income (loss) |  | (286,861) |  |  | 7,643 |  |  | (14,251) |  |  | (293,469) |
Accumulated comprehensive loss at January 1, 2019 |  | (537,216) |  |  | (26,023) |  |  | (64,495) |  |  | (627,734) |
Other comprehensive income (loss) before reclassifications |  | (146,108) |  |  | (20,314) |  |  | 869 |  |  | (165,553) |
Amounts reclassified from accumulated other comprehensive loss |  | (5,205) |  |  | 779 |  |  | — |  |  | (4,426) |
Net current-period other comprehensive (loss) income |  | (151,313) |  |  | (19,535) |  |  | 869 |  |  | (169,979) |
Accumulated comprehensive loss at January 1, 2020 |  | (688,529) |  |  | (45,558) |  |  | (63,626) |  |  | (797,713) |
Other comprehensive (loss) income before reclassifications |  | (41,109) |  |  | (22,051) |  |  | (28,698) |  |  | (91,858) |
Amounts reclassified from accumulated other comprehensive loss |  | 79,119 |  |  | 2,067 |  |  | 69,044 |  |  | 150,230 |
Net current-period other comprehensive (loss) income |  | 38,010 |  |  | (19,984) |  |  | 40,346 |  |  | 58,372 |
Accumulated comprehensive loss at December 31, 2020 |  | $ | (650,519) |  |  | $ | (65,542) |  |  | $ | (23,280) |  |  | $ | (739,341) |
Reclassification out of Accumulated Other Comprehensive Income | The following table presents reclassifications out of accumulated other comprehensive loss for the years ended December 31, 2020, 2019 and 2018 (in thousands):
|  | Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into (Loss) Income
Details about Accumulated Other Comprehensive Loss Components |  | Year Ended December 31, 2020 |  | Year Ended December 31, 2019 |  | Year Ended December 31, 2018 |  | Affected Line Item in Statements of Comprehensive Income (Loss)
Gain (loss) on cash flow derivative hedges: |  |  |  |  |  |  |  |
Interest rate swaps |  | (25,267) |  |  | (4,289) |  |  | (10,931) |  |  | Interest expense, net of interest capitalized
Foreign currency forward contracts |  | (14,679) |  |  | (14,063) |  |  | (12,843) |  |  | Depreciation and amortization expenses
Foreign currency forward contracts |  | (7,315) |  |  | (5,080) |  |  | 12,855 |  |  | Other income (expense)
Fuel swaps |  | 3,549 |  |  | (1,292) |  |  | (1,580) |  |  | Other income (expense)
Fuel swaps |  | (35,407) |  |  | 29,929 |  |  | 1,366 |  |  | Fuel
|  | (79,119) |  |  | 5,205 |  |  | (11,133) |  |  |
Amortization of defined benefit plans: |  |  |  |  |  |  |  |
Actuarial loss |  | (2,067) |  |  | (779) |  |  | (1,487) |  |  | Payroll and related
Prior service costs |  | — |  |  | — |  |  | — |  |  | Payroll and related
|  | (2,067) |  |  | (779) |  |  | (1,487) |  |  |
Release of foreign cumulative translation due to sale or liquidation of businesses: |  |  |  |  |  |  |  |
Foreign cumulative translation |  | (69,044) |  |  | — |  |  | — |  |  | Other operating
Total reclassifications for the period |  | $ | (150,230) |  |  | $ | 4,426 |  |  | $ | (12,620) |  |  |

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