Note 9 - Investments in Unconsolidated Land Development and Homebuilding Joint Ventures (Details) - Combined Statements of Operations for Unconsolidated Land Development and Homebuilding Joint Ventures - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Combined Statements of Operations for Unconsolidated Land Development and Homebuilding Joint Ventures [Abstract]
Revenues			$ 18,350	$ 31,225
Cost of sales and expenses			(21,556)	(36,251)
Income (loss) of unconsolidated joint ventures			(3,206)	(5,026)
Income (loss) from unconsolidated joint ventures reflected in the accompanying condensed consolidated statements of operations	$ (51)	$ (462)	$ (502)	$ (899)