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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	$ 418	$ 593
Interest and investment income	611	478
Recognized gains and losses, net	5	(469)
Total revenues	2,474	3,167
Title
Disaggregation of Revenue [Line Items]
Loan subservicing revenue	60	76
Title | Direct title insurance premiums
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	428	767
Title | Agency title insurance premiums
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	550	1,099
Title | Home warranty
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	30	34
Title | Insurance contracts
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	1,373	2,496
Title | Escrow fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	160	265
Title | Other title-related fees and income
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	146	196
Title | ServiceLink, excluding title premiums, escrow fees, and subservicing fees
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	75	94
F&G | Life insurance premiums, insurance and investment product fees, and other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	365	596
Corporate and other | Real estate technology
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	37	38
Corporate and other | Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	$ 7	$ (7)

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Income from mortgage banking activities (fees and commissions) and servicing real estate mortgages, credit cards, and other financial assets held by others net of any related impairment of capitalized service costs. Also includes any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans.

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