Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands		3 Months Ended
		Feb. 28, 2017	Feb. 29, 2016
Total revenues		$ 818,596,000	$ 678,371,000
Homebuilding:
Revenues		816,246,000	675,742,000
Construction and land costs		(698,080,000)	(568,818,000)
Selling, general and administrative expenses		(92,889,000)	(87,932,000)
Operating income		25,277,000	18,992,000
Interest income		198,000	152,000
Interest expense	[1]	(6,307,000)	(3,697,000)
Equity in income (loss) of unconsolidated joint ventures		760,000	(1,190,000)
Total pretax income (loss)		21,459,000	16,027,000
Financial services:
Revenues		2,350,000	2,629,000
Expenses		(819,000)	(859,000)
Income tax expense	[2]	(7,200,000)	(2,900,000)
Net income		$ 14,259,000	$ 13,127,000
Earnings Per Share, Basic (in dollars per share)		$ 0.17	$ 0.15
Earnings Per Share, Diluted (in dollars per share)		$ 0.15	$ 0.14
Weighted average shares outstanding — basic (in shares)		85,122	89,239
Weighted average shares outstanding — diluted (in shares)		96,273	99,427
Cash dividends declared per common share (in dollars per share)		$ 0.0250	$ 0.0250
Homebuilding [Member]
Homebuilding:
Equity in income (loss) of unconsolidated joint ventures		$ 731,000	$ (603,000)
Total pretax income (loss)		19,899,000	14,844,000
Financial services [Member]
Homebuilding:
Operating income		1,531,000	1,770,000
Equity in income (loss) of unconsolidated joint ventures		29,000	(587,000)
Total pretax income (loss)		$ 1,560,000	$ 1,183,000

[1] The amount for the three months ended February 28, 2017 included a charge of $5.7 million for the early extinguishment of debt

[2] (a) Amounts reflect the favorable net impact of federal energy tax credits we earned from building energy-efficient homes. The net impact of these tax credits was $1.1 million and $3.3 million for the three months ended February 28, 2017 and February 29, 2016, respectively.