Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Net operating revenues:
Operating revenues	$ 18,018	$ 18,148	$ 51,051	$ 46,369
Costs and expenses:
Depreciation and amortization expense	630	732	1,848	2,187
Selling, general and administrative expenses	2,379	2,297	6,990	6,737
Operating income	345	927	396	739
Other income (expense):
Interest expense	(222)	(167)	(600)	(512)
Other income, net	41	45	257	218
Income before income taxes	164	805	53	445
Provision for income taxes	38	52	135	112
Net income (loss)	126	753	(82)	333
Less net loss attributable to non-controlling interest in subsidiary	(18)	(96)	(67)	(340)
Net income (loss) attributable to Avalon Holdings Corporation common shareholders	$ 144	$ 849	$ (15)	$ 673
Income (loss) per share attributable to Avalon Holdings Corporation common shareholders:
Basic net income (loss) per share (in dollars per share)	$ 0.04	$ 0.22	$ 0	$ 0.18
Diluted net income (loss) per share (in dollars per share)	$ 0.04	$ 0.21	$ 0	$ 0.17
Weighted average shares outstanding - basic (in shares)	3,875,431	3,803,331	3,875,431	3,803,331
Weighted average shares outstanding - diluted (in shares)	3,893,000	4,049,000	3,875,000	3,895,000
Waste Management Services [Member]
Net operating revenues:
Operating revenues	$ 11,572	$ 12,557	$ 35,908	$ 32,525
Costs and expenses:
Operating costs	9,229	9,863	28,773	25,615
Golf and Related Operations [Member]
Net operating revenues:
Operating revenues	6,446	5,591	15,143	13,844
Costs and expenses:
Operating costs	4,266	3,337	10,361	8,700
Golf and Related Operations [Member] | Food and Beverage [Member]
Net operating revenues:
Operating revenues	2,587	2,285	6,027	5,531
Costs and expenses:
Operating costs	1,169	992	2,683	2,391
Golf and Related Operations [Member] | Product and Service, Other [Member]
Net operating revenues:
Operating revenues	$ 3,859	$ 3,306	$ 9,116	$ 8,313