Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 4,038	$ 4,210
Accounts receivable, less allowance for credit losses	10,688	8,744
Unbilled membership dues receivable	701	585
Inventories	1,138	910
Prepaid expenses	893	730
Other current assets	50	80
Total current assets	17,508	15,259
Property and equipment, net	51,337	51,299
Property and equipment under finance leases, net	5,793	5,735
Operating lease right-of-use assets	1,726	1,728
Restricted cash	3,368	3,885
Noncurrent deferred tax asset	8	8
Other assets, net	36	36
Total assets	79,776	77,950
Liabilities and Equity
Current portion of long-term debt	1,465	1,594
Current portion of obligations under finance leases	333	333
Current portion of obligations under operating leases	532	529
Accounts payable	10,444	9,097
Accrued payroll and other compensation	1,102	809
Accrued income taxes	67	43
Other accrued taxes	422	461
Deferred membership dues revenue	4,122	3,196
Other liabilities and accrued expenses	1,072	1,121
Total current liabilities	19,559	17,183
Long-term debt, net of current portion	20,721	21,941
Obligations under finance leases, net of current portion	546	560
Long-term portion of obligations under leases, operating	1,194	1,199
Asset retirement obligation	100	100
Equity:
Paid-in capital	59,197	59,196
Accumulated deficit	(21,426)	(22,142)
Total Avalon Holdings Corporation Shareholders' Equity	37,810	37,093
Non-controlling interest in subsidiary	(154)	(126)
Total equity	37,656	36,967
Total liabilities and equity	79,776	77,950
Common Class A [Member]
Equity:
Common Stock	33	33
Common Class B [Member]
Equity:
Common Stock	$ 6	$ 6