Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations [Line Items]
Earnings (loss) before income taxes	$ 129,825	$ 61,115	$ (107,472)
Net income (loss)	314,385	62,699	(98,390)
Earnings per share basic (in Dollars per share)	$ 6.39	$ 1.29	$ (2.12)
Earnings per share diluted (in Dollars per share)	$ 6.34	$ 1.29	$ (2.12)
First Quarter [Member]
Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations [Line Items]
Home sales revenue	331,748	184,678
Total revenue	344,254	193,988
Gross margin from home sales	17.40%	14.10%
Homebuilding selling, general and administrative expenses	48,201	34,124
Earnings (loss) before income taxes	22,586	2,125
Net income (loss)	22,516	2,265
Earnings per share basic (in Dollars per share)	$ 0.46	$ 0.04
Earnings per share diluted (in Dollars per share)	$ 0.45	$ 0.04
Second Quarter [Member]
Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations [Line Items]
Home sales revenue	400,327	256,532
Total revenue	416,018	268,934
Gross margin from home sales	18.10%	14.20%
Homebuilding selling, general and administrative expenses	51,908	39,223
Earnings (loss) before income taxes	38,012	9,655
Net income (loss)	224,909	10,638
Earnings per share basic (in Dollars per share)	$ 4.60	$ 0.22
Earnings per share diluted (in Dollars per share)	$ 4.56	$ 0.22
Third Quarter [Member]
Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations [Line Items]
Home sales revenue	433,693	320,647
Total revenue	448,000	334,330
Asset impairments	(350)
Gross margin from home sales	18.10%	15.50%
Homebuilding selling, general and administrative expenses	57,753	44,788
Earnings (loss) before income taxes	34,909	19,484
Net income (loss)	36,251	20,126
Earnings per share basic (in Dollars per share)	$ 0.73	$ 0.41
Earnings per share diluted (in Dollars per share)	$ 0.73	$ 0.41
Fourth Quarter [Member]
Note 23 - Results of Quarterly Operations (Unaudited) (Details) - Results of Quarterly Operations [Line Items]
Home sales revenue	460,939	389,141
Total revenue	472,162	405,773
Asset impairments	(569)	1,105
Gross margin from home sales	17.40%	16.70%
Homebuilding selling, general and administrative expenses	55,421	49,160
Earnings (loss) before income taxes	34,318	29,851
Net income (loss)	$ 30,709	$ 29,670
Earnings per share basic (in Dollars per share)	$ 0.62	$ 0.60
Earnings per share diluted (in Dollars per share)	$ 0.62	$ 0.59