Consolidated Statements of Comprehensive Income - USD ($)	12 Months Ended
Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 10,564,534	$ 8,698,412
Other comprehensive loss, net of tax:
Interest rate swaps	(987,076)	(894,761)
Defined benefit plans	28,049	(722,488)
OTHER COMPREHENSIVE LOSS, NET OF TAX	(959,027)	(1,617,249)
COMPREHENSIVE INCOME	$ 9,605,507	$ 7,081,163

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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