Note 11 - Business Segment Information - Identifiable Assets (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Total assets	$ 64,907,000	$ 67,898,000
Operating Segments [Member]
Total assets	119,517,000	121,680,000
Corporate, Non-Segment [Member]
Total assets	50,155,000	51,937,000
Intersegment Eliminations [Member]
Total assets	(54,610,000)	(53,782,000)
Waste Management Services [Member] | Operating Segments [Member]
Total assets	23,024,000	25,015,000
Golf and Related Operations [Member] | Operating Segments [Member]
Total assets	$ 46,338,000	$ 44,728,000