Note 9 - Homebuilding Prepaid and Other Assets - Summary of Homebuilding Prepaid and Other Assets (Details) - Homebuilding Segment [Member] - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Operating lease right-of-use asset (Note 8)	$ 31,619	$ 30,277
Land option deposits	27,126	27,361
Prepaid expenses	6,997	7,294
Goodwill	6,008	6,008
Deferred debt issuance costs on revolving credit facility, net	5,746	6,130
Other	506	1,288
Total	$ 78,002	$ 78,358