Inventories (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 30, 2017		Nov. 30, 2016		Nov. 30, 2015
Interest Costs
Capitalized interest at beginning of year		$ 306,723	[1]	$ 288,442	[1]	$ 266,668
Interest incurred	[2]	177,171		185,466		186,885
Interest Expense	[2]	(6,307)		(5,900)		(21,856)
Interest amortized to construction and land costs	[3]	(215,396)		(161,285)		(143,255)
Capitalized interest at end of year	[1]	262,191		306,723		288,442
Loss on early extinguishment of debt		(5,685)		0		0
Inventories
Homes under construction		1,236,848		1,245,938
Land under development		1,651,339		1,727,657
Land held for future development or sale	[4]	375,199		429,633
Total		3,263,386		3,403,228
Land held for future development	[4]	$ 21,800		63,400
Real Estate Held for Sale Duration		1 year
Land [Member]
Interest Costs
Interest amortized to construction and land costs		$ (4,900)		$ (700)		$ (16,400)

[1] Capitalized interest amounts presented in the table reflect the gross amount of capitalized interest, as inventory impairment charges recognized, if any, are not generally allocated to specific components of inventory.

[2] Interest incurred and interest expensed for the year ended November 30, 2017 included a charge of $5.7 million for the early extinguishment of debt.

[3] Interest amortized to construction and land costs for the years ended November 30, 2017, 2016 and 2015 included $4.9 million, $.7 million and $16.4 million, respectively, related to land sales during the periods.

[4] Land held for sale totaled $21.8 million at November 30, 2017 and $63.4 million at November 30, 2016.