Income Taxes (Narrative) (Details) - USD ($)			3 Months Ended	12 Months Ended
	Jul. 28, 2020	Mar. 27, 2020	Mar. 31, 2021	Sep. 30, 2021	Sep. 30, 2020
Income Tax Contingency [Line Items]
State net operating loss carry forwards				$ 238,439	$ 391,193
Tax receivable associated with carryback of net operating loss				2,413,942	3,805,227
CARES Act [Member]
Income Tax Contingency [Line Items]
Net operating losses carryback term		5 years
Net operating losses carryback term start year		2018
Net operating losses carryback term end year		2020
Net operating losses carryback percentage.		80.00%
Net operating losses percentage of increase limitation on interest expense deductibility	50.00%	30.00%
Net operating losses carryback percentage of adjusted taxable income		50.00%
Total Deferred tax assets	$ 0
Refundable tax credit due to AMT credits			$ 1,400,000
Federal [Member] | CARES Act [Member]
Income Tax Contingency [Line Items]
Tax receivable associated with carryback of net operating loss					$ 2,200,000
State and Federal [Member]
Income Tax Contingency [Line Items]
State and federal deferred tax assets				1,251,096
Oklahoma [Member]
Income Tax Contingency [Line Items]
State net operating loss carry forwards				$ 127,656
Net operating loss carry forwards expiration period				2037
Operating loss carry forwards valuation allowance				$ 0
Arkansas [Member]
Income Tax Contingency [Line Items]
State net operating loss carry forwards				$ 84,326
Net operating loss carry forwards expiration period				2022
Operating loss carry forwards valuation allowance				$ 71,000