Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		May 31, 2018	May 31, 2017	May 31, 2018	May 31, 2017
Total revenues		$ 1,101,423	$ 1,002,794	$ 1,973,046	$ 1,821,390
Homebuilding:
Revenues		1,098,673	1,000,072	1,967,878	1,816,318
Construction and land costs		(911,244)	(846,596)	(1,640,722)	(1,544,676)
Selling, general and administrative expenses		(113,231)	(103,917)	(208,955)	(196,806)
Operating income		74,198	49,559	118,201	74,836
Interest income		1,278	202	2,281	400
Interest expense	[1]	0	0	0	(6,307)
Equity in income of unconsolidated joint ventures				613	1,075
Total pretax income (loss)		78,308	51,982	124,353	73,441
Financial services:
Revenues		2,750	2,722	5,168	5,072
Expenses		(957)	(816)	(1,910)	(1,635)
Income tax expense		(21,000)	(20,200)	(138,300)	(27,400)
Net income (loss)		$ 57,308	$ 31,782	$ (13,947)	$ 46,041
Earnings Per Share, Basic (in dollars per share)		$ 0.65	$ 0.37	$ (0.16)	$ 0.54
Earnings Per Share, Diluted (in dollars per share)		$ 0.57	$ 0.33	$ (0.16)	$ 0.49
Weighted average shares outstanding — basic (in shares)		87,581	85,445	87,370	85,285
Weighted average shares outstanding — diluted (in shares)		101,159	97,732	87,370	96,975
Cash dividends declared per common share (in dollars per share)		$ 0.0250	$ 0.025	$ 0.05	$ 0.05
Homebuilding [Member]
Homebuilding:
Equity in income of unconsolidated joint ventures		$ (322)	$ (596)	$ (1,167)	$ 135
Total pretax income (loss)		75,154	49,165	119,315	69,064
Financial services [Member]
Homebuilding:
Operating income		1,793	1,906	3,258	3,437
Equity in income of unconsolidated joint ventures		1,361	911	1,780	940
Total pretax income (loss)		$ 3,154	$ 2,817	$ 5,038	$ 4,377

[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