Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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+ Details

Derivatives and Hedging Instruments - Narrative (Details) $ in Millions	Sep. 30, 2021 USD ($) currency	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Derivative [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ 1,188			$ 1,051
Number of functional currencies \| currency	50
Accumulated Other Comprehensive (Loss) Income
Derivative [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ (300)	$ (271)	$ (279)	$ (271)	$ (297)	$ (315)	$ (329)	$ (269)
AOCI Attributable to interest rate derivatives
Derivative [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ 0