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Investments in Unconsolidated Entities (Narrative) (Details) - USD ($) $ in Millions	Aug. 31, 2021	Nov. 30, 2020
Upward America Venture
Schedule of Equity Method Investments [Line Items]
Total equity commitments	$ 1,250.0
Total acquisition funding	4,000.0
Multifamily
Schedule of Equity Method Investments [Line Items]
Non-recourse debt with completion guarantees	$ 866.9	$ 722.9

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