Fair Value of Financial Information - Additional Information (Details) - USD ($) $ in Millions	Mar. 31, 2024	Feb. 02, 2024	Dec. 31, 2023	Dec. 09, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Secured seller promissory note from the sale of the Homeowner Services Group	$ 795		$ 720
Other Current Assets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Other investments	72		62
Other Long-term Assets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Other investments	90		111
Carrying Amount
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Secured seller promissory note from the sale of the Homeowner Services Group	795		720
Disposal Group, Disposed of by Sale | Homeowner Services Group
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Contingent consideration receivable		$ 75		$ 75
Disposal Group, Disposed of by Sale | Homeowner Services Group | Level 3 | Fair Value
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Secured seller promissory note from the sale of the Homeowner Services Group	$ 789		$ 704