Note 10 - Homebuilding Prepaid and Other Assets - Summary of Homebuilding Prepaid and Other Assets (Details) - Homebuilding Segment [Member] - USD ($) $ in Thousands	Dec. 31, 2018	Jan. 01, 2018	Dec. 31, 2017
Land option deposits	$ 23,805		$ 22,203
Deferred marketing costs (Note 2)			34,227
Prepaid expenses	7,324		6,128
Goodwill	6,008		6,008
Deferred debt issuance costs on revolving credit facility, net	7,662		5,880
Other	995		1,220
Total	$ 45,794	$ 41,439	$ 75,666