EQUITY METHOD INVESTMENT - Equity investee's summarized financial data (Details)	3 Months Ended
Dec. 31, 2020 USD ($)
EQUITY METHOD INVESTMENT
Net income attributable to AMCON, net of tax	$ 335,339
Team Sledd
EQUITY METHOD INVESTMENT
Sales	164,568,084
Gross profit	7,847,390
Net income before income taxes	1,003,793
Net income attributable to AMCON, net of tax	$ 335,339

The amount of gross profit (loss) reported by an equity method investment of the entity.

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