Note 13 - Business Segment Information - Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 14,608	$ 11,516
Income (loss) before income taxes	(613)	(895)
Interest expense	(163)	(171)
Other income, net	68	60
Total Assets	68,634		$ 64,769
Waste Management Services [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	11,434	8,458
Total Assets	27,400		27,400
Golf and Related Operations [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	3,174	3,058
Operating Segments [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	14,629	11,541
Income (loss) before income taxes	356	166
Total Assets	127,895		122,851
Operating Segments [Member] \| Waste Management Services [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	11,434	8,458
Income (loss) before income taxes	1,000	547
Total Assets	27,356		27,383
Operating Segments [Member] \| Golf and Related Operations [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	3,195	3,083
Income (loss) before income taxes	(644)	(381)
Total Assets	50,698		48,074
Intersegment Eliminations [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	(21)	(25)
Total Assets	(59,261)		(58,082)
Intersegment Eliminations [Member] \| Waste Management Services [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total
Intersegment Eliminations [Member] \| Golf and Related Operations [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	21	25
Corporate, Non-Segment [Member]
Interest expense	(152)	(159)
Other income, net	2	2
General corporate expenses	(819)	$ (904)
Total Assets	$ 49,841		$ 47,394

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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