Other Income (Expense), Net	3 Months Ended
Mar. 31, 2021
Other Income And Expenses [Abstract]
Other Income (Expense), Net	10. Other Income (Expense), Net For the three months ended March 31, 2021, other income (expense), net consisted of income of $27.2 million primarily due to gains on fuel swaps not designated as hedges and foreign currency exchange. For the three months ended March 31, 2020, other income (expense), net was income of $5.8 million primarily due to gains on foreign currency exchange offset by losses on fuel hedges recognized in earnings as a result of the forecasted transactions no longer being probable.

The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-URI http://asc.fasb.org/topic&trid=2122503

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 610
-URI http://asc.fasb.org/topic&trid=49130413

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