Note 5 - Revenues (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Disaggregation of Revenue [Table Text Block]

	2018		2017
Waste management and brokerage services	$	42,232	$	36,162
Captive landfill management operations		2,303		2,236
Total waste management services revenues		44,535		38,398
Food, beverage and merchandise sales		7,149		7,290
Membership dues revenue		5,160		5,165
Room rental revenue		2,259		2,017
Greens fees and cart rental revenue		1,541		1,541
Other revenue		1,590		1,437
Total golf and related operations revenue		17,699		17,450
Total net operating revenues	$	62,234	$	55,848

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

			Provision		Write-offs
	Balance at		for Doubtful		less			Balance at
	Beginning of Period		Accounts		Recoveries			End of Period
Allowance for doubtful accounts	$	237	$	42	$	(24	)	$	255

Contract with Customer, Asset and Liability [Table Text Block]

			Unbilled
	Balance at		Membership					Balance at
	Beginning of Period		Dues		Billings			End of Period
Contract Assets:
Unbilled membership dues receivable	$	580	$	1,670	$	(1,696	)	$	554

	Balance at				Revenue			Balance at
	Beginning of Period		Billings		Recognized			End of Period
Contract Liabilities:
Deferred membership dues revenue	$	2,718	$	5,341	$	(5,160	)	$	2,899
Customer advance deposits	$	430	$	1,507	$	(1,484	)	$	453