Income Taxes (Schedule of Deferred Tax Amounts Classified in Balance Sheets) (Details) - USD ($)	Jun. 30, 2022	Sep. 30, 2021
Components Of Deferred Tax Assets And Liabilities [Line Items]
Deferred tax asset	$ 13,005,533	$ 13,024,550
Deferred tax liability	(63,426)	(63,426)
U.K. [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Deferred tax asset	12,909,797	12,923,896
Malaysia [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Deferred tax asset	95,736	100,654
United States [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Deferred tax liability	$ (63,426)	$ (63,426)