Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES
Net income from continuing operations	$ 253,235		$ 3,028
Adjustments to reconcile net income from continuing operations to net cash used for operating activities:
Depreciation and amortization	8,873		6,433
Inventory and other asset impairments and write-offs	561		2,454
Gain on sale of marketable securities	(920)		(336)
Decrease in deferred tax valuation allowance	(212,507)		(2,397)
Stock-based compensation expense	9,196		7,219
Changes in assets and liabilities:
Increase in inventories	(267,909)		(98,847)
Net change in other assets, payables and other liabilities	55,690		28,107
Other operating activities, net	(238)		(784)
Net cash used for operating activities from continuing operations	(154,019)		(55,123)
CASH FLOWS FROM INVESTING ACTIVITIES
(Contributions to) return of investment in unconsolidated joint ventures, net	(4,815)		1,871
Additions to property, plant and equipment	(8,260)		(5,434)
Purchases of marketable securities, available-for-sale	(490,900)		(469,690)
Proceeds from sales and maturities of marketable securities, available-for-sale	516,383		508,687
Cash paid to acquire a business	(31,007)		0
Other investing activities	0		(10)
Net cash (used for) provided by investing activities from continuing operations	(18,599)		35,424
CASH FLOWS FROM FINANCING ACTIVITIES
Cash proceeds of long-term debt	267,500		225,000
Increase in borrowings against revolving credit facilities, net	0		338
Decrease in short-term borrowings	(2,195)		(1,279)
Common stock dividends	(2,757)		(2,701)
Issuance of common stock under stock-based compensation	26,730		4,451
Increase in restricted cash	(7,763)		(10,011)
Net cash provided by financing activities from continuing operations	281,515		215,798
Net increase in cash and cash equivalents from continuing operations	108,897		196,099
Cash flows from operating activities-discontinued operations	(24)		363
Cash flows from investing activities-discontinued operations	24		79
Cash flows from financing activities-discontinued operations	0		0
Cash and cash equivalents at beginning of period	155,719	[1]	159,169	[1]
CASH AND CASH EQUIVALENTS AT END OF PERIOD	264,616	[2]	355,710	[2]
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for income taxes	(1,641)		(386)
SUPPLEMENTAL DISCLOSURES OF NONCASH ACTIVITIES
Decrease in consolidated inventory not owned related to land options	$ 5,444		$ 3,963

[1] Includes cash and cash equivalents of $27,000 and $56,000 associated with discontinued operations at December 31, 2012 and 2011, respectively.

[2] Includes cash and cash equivalents of $27,000 and $498,000 associated with discontinued operations at June 30, 2013 and 2012, respectively.