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Revenue and Contract Balances - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenue	$ 469	$ 536
Residential
Disaggregation of Revenue [Line Items]
Total revenue	361	418
Rentals
Disaggregation of Revenue [Line Items]
Total revenue	74	61
Mortgages
Disaggregation of Revenue [Line Items]
Total revenue	26	46
Other
Disaggregation of Revenue [Line Items]
Total revenue	$ 8	$ 11

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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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No definition available.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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