Summary of Significant Accounting Policies - Redeemable Non Controlling Interest (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Jan. 10, 2019
Redeemable Noncontrolling Interest [Line Items]
Not currently redeemable	$ 45	$ 44
Currently redeemable	33	152
Reclassification of noncontrolling interest to permanent equity	82	0	$ 0
Redemption value remeasurement adjustments	10	58	0
Redemption value		131
Redeemable Noncontrolling Interest [Roll Forward]
Beginning Balance	196	138	42
Net income attributable to redeemable noncontrolling interests	22	27	29
Other comprehensive (loss) income	3	(10)	(2)
Acquisition and other	0	17	96
Noncontrolling interest tender offer redemption	(46)	0	0
Redemption value remeasurement adjustments	10	58	0
Purchase accounting measurement period adjustments	0	(8)	0
Reclassification of noncontrolling interest to permanent equity	(82)	0	0
Contributions received	0	0	6
Dividends declared to noncontrolling interests	(25)	(26)	(33)
Ending Balance	$ 78	196	$ 138
Öhlins Intressenter AB
Redeemable Noncontrolling Interest [Line Items]
Redemption value remeasurement adjustments		53
Redeemable Noncontrolling Interest [Roll Forward]
Redemption value remeasurement adjustments		53
Öhlins Intressenter AB \| K Öhlin Holding AB
Redeemable Noncontrolling Interest [Line Items]
Redemption value remeasurement adjustments		5
Ownership percentage				9.50%
Redeemable Noncontrolling Interest [Roll Forward]
Redemption value remeasurement adjustments		$ 5

Capital Contributions From Noncontrolling Interests

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Dividend Declared To Redeemable Non Controlling Interest

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Other comprehensive income (loss) attributable to redeemable non controlling interests.

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Redeemable Noncontrolling Interest, Currently Redeemable

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Redeemable Noncontrolling Interest, Not Currently Redeemable

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Redeemable Noncontrolling Interest [Roll Forward]

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Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

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Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.

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Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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Amount of increase in noncontrolling interest from a business combination.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Redemption value, as if currently redeemable, of redeemable noncontrolling interest classified as temporary equity and the election has been made to accrete changes in redemption value to the earliest redemption date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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