Basis of Presentation and Significant Accounting Policies Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Stockholders' Equity Attributable to Noncontrolling Interest	$ 62,000,000		$ 62,000,000		$ 60,000,000
Preferred Stock, Shares Issued	0		0
Redeemable Noncontrolling Interest, Equity, Carrying Amount	$ 18,000,000	$ 20,000,000	$ 18,000,000	$ 20,000,000	$ 18,000,000	$ 7,000,000
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest			0	(1,000,000)
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest		0	(1,000,000)	(1,000,000)
Noncontrolling Interest, Change in Redemption Value	0	$ 0	$ 0	$ (14,000,000)
Business Acquisition, Percentage of Voting Interests Acquired					80.00%
Business Combination, Redeemable Noncontrolling Percentage					20.00%
Number of Variable Interest Entities Consolidated During the Period			2	0
Temporary Equity, Accretion to Redemption Value, Adjustment			$ 0	$ 14,000,000
Xchange
Derivative [Line Items]
Redeemable Noncontrolling Interest, Equity, Carrying Amount					$ 18,000,000
Redeemable Noncontrolling Interest, Equity, Redemption Value	$ 18,000,000		$ 18,000,000
Retained Earnings [Member]
Derivative [Line Items]
Noncontrolling Interest, Change in Redemption Value				$ (14,000,000)