Variable Interest Entities (Details) $ in Thousands	Aug. 31, 2020 USD ($) joint_venture	Nov. 30, 2019 USD ($) joint_venture
Variable Interest Entity [Line Items]
Number of investments in unconsolidated joint ventures | joint_venture	5	5,000
Cash Deposits	$ 65,027	$ 75,186
Aggregate Purchase Price	1,356,597	1,423,519
Pre-acquisition costs related to land option contracts and other similar contracts	28,800	32,800
Increase in inventories and accrued expenses and other liabilities	$ 17,200	$ 12,200
Variable Interest Entity, Not Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of investments in unconsolidated joint ventures | joint_venture	1	1
Cash Deposits	$ 25,856	$ 34,595
Aggregate Purchase Price	844,801	823,427
Non-VIE Land Option Contracts And Other Similar Contracts [Member]
Variable Interest Entity [Line Items]
Cash Deposits	39,171	40,591
Aggregate Purchase Price	$ 511,796	$ 600,092