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Basis of Presentation Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Mar. 31, 2022	Sep. 30, 2022	Sep. 30, 2021
Other Significant Noncash Transactions [Line Items]
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability		$ 9	$ 4
Title Group
Other Significant Noncash Transactions [Line Items]
Noncash or Part Noncash Acquisition, Investments Acquired	$ 90

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- Definition

The amount of investments that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Amount of increase in right-of-use asset obtained in exchange for finance lease liability.

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