Investments in Unconsolidated Entities (Multifamily Income and Costs) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Schedule of Equity Method Investments [Line Items]
Revenues	$ 5,325,468	$ 4,505,337
General Contractor Services | Multifamily | Unconsolidated Entities
Schedule of Equity Method Investments [Line Items]
Revenues	115,399	93,894
Cost of revenue	110,453	90,181
Management Fee | Multifamily | Unconsolidated Entities
Schedule of Equity Method Investments [Line Items]
Revenues	$ 14,871	$ 13,823