Note 1 - Description of Business	6 Months Ended
Jun. 30, 2021
Notes to Financial Statements
Business Description and Basis of Presentation [Text Block]	Note 1. Description of Business Avalon Holdings Corporation (“Avalon” or the “Company”) was formed on April 30, 1998 as a subsidiary of American Waste Services, Inc. (“AWS”). On June 17, 1998, AWS distributed, as a special dividend, all of the outstanding shares of capital stock of Avalon to the holders of AWS common stock on a pro rata and corresponding basis. Avalon provides waste management services to industrial, commercial, municipal and governmental customers in selected northeastern and midwestern U.S. markets, captive landfill management services and salt water injection well operations. In addition, Avalon owns Avalon Resorts and Clubs, Inc. (“ARCI”), which includes the operation and management of four golf courses and associated clubhouses, athletic and fitness centers, tennis courts, salon and spa services, dining and banquet facilities and a travel agency. ARCI also owns and operates a hotel and its related resort amenities including dining, banquet and conference facilities, salon and spa services, fitness center, outdoor resort pool, Roman Bath, indoor junior Olympic size swimming pool and tennis courts.

The entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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