Note 10 - Identifiable Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Waste Management Services [Member] | Operating Segments [Member]
Identifiable assets	$ 23,049	$ 22,575
Golf And Related Operations [Member] | Operating Segments [Member]
Identifiable assets	45,570	43,390
Operating Segments [Member]
Identifiable assets	117,163	113,765
Corporate, Non-Segment [Member]
Identifiable assets	48,544	47,800
Intersegment Eliminations [Member]
Identifiable assets	(52,402)	(51,463)
Identifiable assets	$ 64,761	$ 62,302