Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net income	$ 53,619	$ 103,363
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	3,236	3,728
Excess income tax benefit from exercise of stock options	(21,391)	(58,562)
Equity-based compensation expense	31,705	20,826
Contract land deposit impairments (recoveries)	4,069	(949)
Gain on sales of loans	(18,865)	(22,978)
Mortgage loans closed	(816,908)	(1,073,149)
Proceeds from sales of mortgage loans	833,579	895,491
Principal payments on mortgage loans held for sale	2,061	330
Distribution of earnings from unconsolidated joint ventures	1,657
Net change in assets and liabilities:
Increase in inventories	(103,558)	(1,983)
Increase in contract land deposits	(32,485)	(19,256)
Increase in receivables	(487)	(6,169)
Increase in accounts payable, accrued expenses and customer deposits	29,100	91,155
Other, net	9,445	1,847
Net cash used in operating activities	(25,223)	(66,306)
Cash flows from investing activities:
Purchase of marketable securities		(150,000)
Redemption of marketable securities at maturity		194,535
Investments in and advances to unconsolidated joint ventures	(61,600)	(2,000)
Distribution of capital from unconsolidated joint ventures	7,343
Purchase of property, plant and equipment	(7,478)	(2,921)
Proceeds from the sale of property, plant and equipment	307	265
Net cash (used in) provided by investing activities	(61,428)	39,879
Cash flows from financing activities:
Purchase of treasury stock	(300,885)	(176,084)
Net (repayments) borrowings under notes payable and credit lines	(744)	66,514
Redemption of senior notes		(133,370)
Net repayments under non-recourse debt related to consolidated variable interest entity	(1,057)
Excess income tax benefit from equity based compensation	21,391	58,562
Exercise of stock options	104,592	51,537
Net cash used in financing activities	(176,703)	(132,841)
Net decrease in cash and cash equivalents	(263,354)	(159,268)
Cash and cash equivalents, beginning of the period	1,193,750	1,250,150
Cash and cash equivalents, end of period	930,396	1,090,882
Supplemental disclosures of cash flow information:
Interest paid during the period, net	1,056	4,527
Income taxes paid, net of refunds	14,033	9,710
Supplemental disclosures of non-cash activities:
Investment in consolidated joint venture		$ (23,776)