Financial Services (Schedule of Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2019	May 31, 2018
Revenues
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,021,803	$ 1,101,423	$ 1,833,286	$ 1,973,046
Expenses
Equity in income of unconsolidated joint ventures			2,527	613
Pretax income	56,761	78,308	91,272	124,353
Financial Service [Member]
Revenues
Insurance commissions	1,646	1,463	3,118	2,815
Title services	1,486	1,287	2,703	2,353
Interest income	0	0	6	0
Revenue from Contract with Customer, Excluding Assessed Tax	3,132	2,750	5,827	5,168
Selling, General and Administrative Expense	1,040	957	2,064	1,910
Expenses
Operating income	2,092	1,793	3,763	3,258
Equity in income of unconsolidated joint ventures	2,500	1,361	3,302	1,780
Pretax income	$ 4,592	$ 3,154	$ 7,065	$ 5,038