Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								9 Months Ended
	Aug. 31, 2014		May 31, 2014	Feb. 28, 2014	Aug. 31, 2013		May 31, 2013	Feb. 28, 2013	Aug. 31, 2014		Aug. 31, 2013
Total revenues	$ 589,214				$ 548,974				$ 1,604,908		$ 1,478,599
Homebuilding:
Revenues	586,231				545,800				1,596,894		1,470,404
Construction and land costs	(479,424)				(446,381)				(1,305,258)		(1,232,644)
Selling, general and administrative expenses	(72,897)				(63,456)				(205,715)		(192,652)
Operating income	33,910				35,963				85,921		45,108
Interest income	110				193				393		629
Interest expense	(6,455)				(11,326)				(26,289)		(41,073)
Equity in income (loss) of unconsolidated joint ventures									872		(577)
Total pretax income (loss)	28,661				26,578				66,348		10,047
Financial services:
Revenues	2,983				3,174				8,014		8,195
Expenses	(859)				(764)				(2,563)		(2,235)
Income tax benefit (expense)	(300)				700				(800)		1,800
Net income	28,361				27,278				65,548		11,847
Earnings Per Share, Basic, in dollars per share	$ 0.31				$ 0.32				$ 0.74		$ 0.14
Earnings Per Share, Diluted, in dollars per share	$ 0.28				$ 0.30				$ 0.68		$ 0.14
Weighted Average Number of Shares Outstanding, Basic	91,793				83,714				88,389		82,261
Weighted Average Number of Shares Outstanding, Diluted	102,070				94,047				98,614		84,289
Cash dividends declared per common share	$ 0.0250		$ 0.0250	$ 0.0250	$ 0.0250		$ 0.025	$ 0.025	$ 0.0750		$ 0.0750
Homebuilding [Member]
Total revenues	586,231				545,800				1,596,894		1,470,404
Homebuilding:
Equity in income (loss) of unconsolidated joint ventures	(751)				(656)				1,161		(1,658)
Total pretax income (loss)	26,814				24,174				61,186		3,006
Financial services [Member]
Total revenues	2,983				3,174				8,014		8,195
Homebuilding:
Operating income	2,124				2,410				5,451		5,960
Equity in income (loss) of unconsolidated joint ventures	(277)	[1]			(6)	[1]			(289)	[1]	1,081	[1]
Total pretax income (loss)	$ 1,847				$ 2,404				$ 5,162		$ 7,041

[1] (a)Equity in loss of unconsolidated joint ventures for the three months and nine months ended August 31, 2014 primarily related to HCM. Equity in income of unconsolidated joint ventures for the nine months ended August 31, 2013 related to the wind down of KBA Mortgage, LLC (“KBA Mortgage”), our unconsolidated mortgage banking joint venture with a subsidiary of Bank of America, N.A., which ceased offering mortgage banking services in 2011.