Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		May 31, 2017	May 31, 2016	May 31, 2017	May 31, 2016
Total revenues		$ 1,002,794	$ 811,050	$ 1,821,390	$ 1,489,421
Homebuilding:
Revenues		1,000,072	808,462	1,816,318	1,484,204
Construction and land costs		(846,596)	(688,714)	(1,544,676)	(1,257,532)
Selling, general and administrative expenses		(103,917)	(93,810)	(196,806)	(181,742)
Operating income		49,559	25,938	74,836	44,930
Interest income		202	134	400	286
Interest expense	[1]	0	(1,970)	(6,307)	(5,667)
Equity in income (loss) of unconsolidated joint ventures				1,075	(2,212)
Total pretax income (loss)		51,982	24,797	73,441	40,824
Financial services:
Revenues		2,722	2,588	5,072	5,217
Expenses		(816)	(871)	(1,635)	(1,730)
Income tax expense	[2]	(20,200)	(9,200)	(27,400)	(12,100)
Net income		$ 31,782	$ 15,597	$ 46,041	$ 28,724
Earnings Per Share, Basic (in dollars per share)		$ 0.37	$ 0.18	$ 0.54	$ 0.33
Earnings Per Share, Diluted (in dollars per share)		$ 0.33	$ 0.17	$ 0.49	$ 0.31
Weighted average shares outstanding — basic (in shares)		85,445	84,196	85,285	86,704
Weighted average shares outstanding — diluted (in shares)		97,732	94,720	96,975	97,060
Cash dividends declared per common share (in dollars per share)		$ 0.0250	$ 0.0250	$ 0.05	$ 0.05
Homebuilding [Member]
Homebuilding:
Equity in income (loss) of unconsolidated joint ventures		$ (596)	$ (825)	$ 135	$ (1,428)
Total pretax income (loss)		49,165	23,277	69,064	38,121
Financial services [Member]
Homebuilding:
Operating income		1,906	1,717	3,437	3,487
Equity in income (loss) of unconsolidated joint ventures		911	(197)	940	(784)
Total pretax income (loss)		$ 2,817	$ 1,520	$ 4,377	$ 2,703

[1] Interest incurred and interest expensed for the six months ended May 31, 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 million and $.4 million for the three months ended May 31, 2017 and 2016, respectively, and $1.2 million and $3.7 million for the six months ended May 31, 2017 and 2016, respectively.