Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities:
Net income	$ 20,123	$ 15,174
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	1,805	1,598
Excess income tax benefit from equity-based compensation	(876)	(17,811)
Equity-based compensation expense	16,440	15,580
Contract land deposit (recoveries) impairments	(1,037)	1,348
Gain on sale of loans	(11,116)	(9,130)
Mortgage loans closed	(384,332)	(335,952)
Proceeds from sales of mortgage loans	530,526	419,895
Principal payments on mortgage loans held for sale	1,458	1,317
Distribution of earnings from unconsolidated joint ventures	651	1,120
Net change in assets and liabilities:
Increase in inventory	(99,635)	(61,423)
Increase in contract land deposits	(7,361)	(17,315)
Decrease in receivables	788	101
Increase (decrease) in accounts payable, accrued expenses and customer deposits	32,015	(27,036)
Other, net	(8,611)	3,501
Net cash provided by (used in) operating activities	90,838	(9,033)
Cash flows from investing activities:
Distribution of capital from unconsolidated joint ventures	2,449	4,380
Purchase of property, plant and equipment	(2,895)	(1,012)
Proceeds from the sale of property, plant and equipment	155	170
Net cash (used in) provided by investing activities	(291)	3,538
Cash flows from financing activities:
Purchase of treasury stock		(63,408)
Net repayments under note payable and credit lines	(426)	(15,028)
Repayments under non-recourse debt related to consolidated variable interest entity	(2,841)	(1,269)
Borrowings under non-recourse debt related to consolidated variable interest entity	206	1,264
Excess income tax benefit from equity-based compensation	876	17,811
Proceeds from the exercise of stock options	6,003	92,670
Net cash provided by financing activities	3,818	32,040
Net increase in cash and cash equivalents	94,365	26,545
Cash and cash equivalents, beginning of the period	480,794	1,193,750
Cash and cash equivalents, end of the period	575,159	1,220,295
Supplemental disclosures of cash flow information:
Interest paid during the period, net of interest capitalized	318	513
Income taxes paid during the period, net of refunds	$ (376)	$ 10,635