Note 10 - Capitalization of Interest - Homebuilding Capitalized Interest (Details) - USD ($)		3 Months Ended				9 Months Ended
		Sep. 30, 2016		Sep. 30, 2015		Sep. 30, 2016		Sep. 30, 2015		Dec. 31, 2015
Total interest incurred	[1]	$ 56,872,000		$ 42,304,000		$ 175,207,000		$ 125,964,000
Less: Interest capitalized to inventories owned	[1]	(55,761,000)		(41,611,000)		(172,170,000)		(124,520,000)
Less: Interest capitalized to investments in unconsolidated joint ventures		(1,111,000)		(693,000)		(3,037,000)		(1,444,000)
Interest previously capitalized to inventories owned, included in cost of home sales		44,636,000		30,275,000		115,367,000		87,721,000
Interest previously capitalized to inventories owned, included in cost of land sales		115,000		3,048,000		1,596,000		4,803,000
Interest previously capitalized to investments in unconsolidated joint ventures, included in income (loss) from unconsolidated joint ventures		613,000				613,000
Interest capitalized in ending inventories owned	[2]	$ 362,807,000		$ 307,603,000		$ 362,807,000		$ 307,603,000
Interest capitalized as a percentage of inventories owned		5.60%		8.10%		5.60%		8.10%
Interest Capitalized in Ending Investments in Unconsolidated Joint Ventures		$ 3,224,000	[2]	$ 2,109,000	[2]	$ 3,224,000	[2]	$ 2,109,000	[2]	$ 2,900,000
Interest capitalized as a percentage of investments in unconsolidated joint ventures		2.30%		1.70%		2.30%		1.70%

[1] Total interest incurred and interest capitalized to inventories owned during the nine months ended September 30, 2016 includes a $9 million increase related to the valuation of the 1.625% convertible senior notes that was completed during the 2016 first quarter. Please see Note 3 for further discussion.

[2] During the three and nine months ended September 30, 2016, in connection with lot purchases from our joint ventures, $1.6 million and $2.1 million, respectively, of capitalized interest was transferred from investments in unconsolidated joint ventures to inventories owned.