Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Total home sale and land revenues	$ 258,347	$ 208,728	$ 444,615	$ 372,315
Homebuilding pretax income (loss)	9,655	(29,803)	11,780	(53,507)
Benefit (provision) for income taxes	983	1,823	1,123	5,648
Net income (loss)	10,638	(27,980)	12,903	(47,859)
Other comprehensive income (loss):
Unrealized gain (loss) related to available-for-sale securities	(698)	(1,971)	5,850	1,332
Comprehensive income (loss)	9,940	(29,951)	18,753	(46,527)
Earnings (loss) per share:
Basic	$ 0.22	$ (0.60)	$ 0.27	$ (1.03)
Diluted	$ 0.22	$ (0.60)	$ 0.26	$ (1.03)
Weighted Average Common Shares Outstanding:
Basic	47,398,088	46,719,233	47,367,051	46,717,408
Diluted	47,752,729	46,719,233	47,677,067	46,717,408
Dividends declared per share	$ 0.25	$ 0.25	$ 0.50	$ 0.50
Homebuilding [Member]
Home sale revenues	256,532	206,163	441,210	369,546
Land sale revenues	1,815	2,565	3,405	2,769
Total home sale and land revenues	258,347	208,728	444,615	372,315
Home cost of sales	(220,220)	(179,097)	(378,874)	(320,078)
Land cost of sales	(1,718)	(1,741)	(3,208)	(1,758)
Inventory impairments		(8,633)		(8,633)
Total cost of sales	(221,938)	(189,471)	(382,082)	(330,469)
Gross margin	36,409	19,257	62,533	41,846
Selling, general and administrative expenses	(39,223)	(49,158)	(73,347)	(96,811)
Interest income	5,373	6,986	11,286	13,474
Interest expense		(7,334)	(808)	(16,001)
Other income (expense)	418	(2,643)	576	(884)
Homebuilding pretax income (loss)	2,977	(32,892)	240	(58,376)
Financial Services [Member]
Homebuilding pretax income (loss)	6,678	3,089	11,540	4,869
Revenues	10,587	6,731	18,306	12,434
Expenses	(3,909)	(3,642)	(6,766)	(7,565)
Financial services pretax income	$ 6,678	$ 3,089	$ 11,540	$ 4,869