Note 10 - Identifiable Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Waste Management Services [Member] | Operating Segments [Member]
Identifiable assets	$ 21,894	$ 22,575
Golf And Related Operations [Member] | Operating Segments [Member]
Identifiable assets	44,053	43,390
Operating Segments [Member]
Identifiable assets	113,454	113,765
Corporate, Non-Segment [Member]
Identifiable assets	47,507	47,800
Intersegment Eliminations [Member]
Identifiable assets	(52,363)	(51,463)
Identifiable assets	$ 61,091	$ 62,302