Note 7 - Investments in Unconsolidated Land Development and Homebuilding Joint Ventures (Details) - USD ($)		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Equity Method Investments and Joint Ventures [Abstract]
Asset Impairment Charges		$ 0	$ 0	$ 0
Interest capitalized in ending investments in unconsolidated joint ventures	[1]	$ 2,941,000	$ 665,000	$ 4,985,000

[1] During the years ended December 31, 2015, 2014 and 2013, in connection with lot purchases from our joint ventures, $0, $6.0 million and $4.4 million, respectively, of capitalized interest was transferred from investments in unconsolidated joint ventures to inventories owned. In addition, during the yearended December 31, 2013, approximately $0.8 million of capitalized interest was included in other income (expense) in connection with the abandonment of a project.