Note 7 - Business Segment Information (Detail) - Segment Reporting Information - Identifiable Assets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Identifiable assets:
Identifiable assets, by segment	$ 52,303	$ 50,155
Waste Management Services [Member]
Identifiable assets:
Identifiable assets, by segment	12,607	10,341
Golf and Related Operations [Member]
Identifiable assets:
Identifiable assets, by segment	30,500	30,140
Corporate [Member]
Identifiable assets:
Identifiable assets, by segment	44,223	44,538
Subtotal [Member]
Identifiable assets:
Identifiable assets, by segment	87,330	85,019
Intersegment Elimination [Member]
Identifiable assets:
Identifiable assets, by segment	$ (35,027)	$ (34,864)