Note 7. Business Segment Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended			6 Months Ended		3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011	Jun. 30, 2011 One Customer [Member] Consolidated Net Operating Revenues [Member]	Jun. 30, 2012 Waste Management Services [Member]	Dec. 31, 2011 Waste Brokerage and Management Services [Member]	Jun. 30, 2012 Waste Brokerage and Management Services [Member]	Jun. 30, 2012 Golf and Related Operations [Member]	Jun. 30, 2012 Consolidated Net Operating Revenues [Member]	Jun. 30, 2011 Waste Management Services Segments Net Operating Revenues [Member]
Deferred Revenue, Current	$ 2,862		$ 2,862		$ 2,105
Concentration Risk, Percentage						11.00%					0.00%	14.00%
Increase (Decrease) in Accounts Receivable			3,154	348			(3,200)			1,400
Revenues	$ 12,609	$ 11,375	$ 23,547	$ 21,269				$ 13,900	$ 8,500