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Accumulated Other Comprehensive Loss (Notes)
12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Loss
Accumulated other comprehensive loss includes certain transactions that have generally been reported in the Consolidated Statements of Stockholders' Equity. The components of Accumulated Other Comprehensive Loss at December 31, 2021 and 2020 consisted of the following (in millions):
Foreign Currency Translation AdjustmentOtherTotal
December 31, 2019$(3)$(2)$(5)
Other comprehensive loss before taxes(7)— (7)
Tax effects— — — 
Other comprehensive loss(7)— (7)
December 31, 2020(10)(2)(12)
Other comprehensive loss before taxes(1)— 
Tax effects
— — — 
Other comprehensive loss
(1)— 
December 31, 2021$(11)$(1)$(12)

    No significant amount was reclassified out of Accumulated Other Comprehensive Loss during the years ended December 31, 2021, 2020 and 2019.