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Debt - Schedule of Credit Facilities (Details) - Homes segment - Line of Credit	Jun. 30, 2021 USD ($)
Debt Instrument [Line Items]
Maximum Borrowing Capacity	$ 1,500,000,000
Goldman Sachs Bank USA | Final Maturity Date, April 21, 2023
Debt Instrument [Line Items]
Maximum Borrowing Capacity	$ 500,000,000
Weighted-Average Interest Rate	2.90%
Citibank, N.A. | Final Maturity Date, December 9, 2023
Debt Instrument [Line Items]
Maximum Borrowing Capacity	$ 500,000,000
Weighted-Average Interest Rate	2.84%
Credit Suisse AG, Cayman Islands | Final Maturity Date, December 31, 2022
Debt Instrument [Line Items]
Maximum Borrowing Capacity	$ 500,000,000
Weighted-Average Interest Rate	2.84%

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- Definition

Weighted average interest rate of debt outstanding.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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