Note 5 - Accumulated Other Comprehensive Income (Loss) (Details) - Reclassifications out of AOCI (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Income (loss) before income taxes	$ 129,825	$ 61,115	$ (107,472)
Benefit from income taxes	184,560	1,584	9,082
Net income (loss)	314,385	62,699	(98,390)
Homebuilding [Member] | Accumulated Net Unrealized Investment Gain (Loss) [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Homebuilding interest income	580	823	(371)
Homebuilding [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Homebuilding interest income	26,938	23,398	26,068
Income (loss) before income taxes	100,323	32,617	(110,628)
Financial Services [Member] | Accumulated Net Unrealized Investment Gain (Loss) [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Financial services interest and other income	133	(181)	47
Financial Services [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Financial services interest and other income	3,514	3,262	3,376
Income (loss) before income taxes	29,502	28,498	3,156
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Income (loss) before income taxes	713	642	(324)
Benefit from income taxes	(275)	(247)	125
Net income (loss)	$ 438	$ 395	$ (199)