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AOCI - Schedule of AOCI Components (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Cumulative effect of new accounting standards | $ 0
Fuel derivatives |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | (119)
Cumulative effect of new accounting standards | 0
Changes in fair value | 109
Ending Balance | 12
Interest rate derivatives |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | (66)
Cumulative effect of new accounting standards | 0
Changes in fair value | 12
Reclassification to earnings | 1
Ending Balance | (53)
Defined Benefit Plan Items |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | (43)
Cumulative effect of new accounting standards | 0
Changes in fair value | 0
Reclassification to earnings | 0
Ending Balance | (43)
Other comprehensive income (loss) other changes net of tax |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | 91
Cumulative effect of new accounting standards | (31)
Changes in fair value | 0
Ending Balance | 0
Deferred Tax |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | 32
Cumulative effect of new accounting standards | 12
Changes in fair value | (28)
Reclassification to earnings | 8
Ending Balance | 24
AOCI Including Portion Attributable to Noncontrolling Interest |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Beginning Balance | (105)
Cumulative effect of new accounting standards | (19)
Changes in fair value | 93
Reclassification to earnings | (29)
Ending Balance | (60)
Reclassification out of Accumulated Other Comprehensive Income (Loss) | Fuel derivatives |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |
Reclassification to earnings | $ 22

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- Definition New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount after tax, before reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=121640130&loc=d3e1436-108581 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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