Income Taxes (Significant Components of Deferred Tax Assets and Liabilities) (Details) - USD ($)	Jun. 30, 2020	Sep. 30, 2019
Components Of Deferred Tax Assets And Liabilities [Line Items]
Federal net operating loss carryforwards	$ 8,854,855	$ 8,971,569
State net operating loss carryforwards	1,686,902	1,689,536
Foreign net operating loss carryforwards - U.K.	10,600,648	10,486,476
Foreign capital allowance - U.K.	103,400	103,400
Share-based compensation	1,116,240	804,378
Interest expense	757,141
Gross deferred tax assets	23,762,204	22,540,904
Valuation allowance for deferred tax assets	(10,928,109)	(9,830,209)
Net deferred tax assets	12,834,095	12,710,695
Deferred tax liabilities:
In-process research and development	(4,072,740)	(4,072,740)
Developed Technology	(383,092)	(424,657)
Covenant not-to-compete	(53,872)	(65,993)
Net deferred tax liabilities	(4,498,829)	(4,573,631)
Net deferred tax asset	8,335,266	8,137,064
Malaysia [Member]
Deferred tax liabilities:
Other, net	17,251	(3,865)
United States [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Other, net	592,237	434,764
Deferred tax liabilities:
Other, net	(6,376)	(6,376)
U.K. [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Other, net	$ 50,781	$ 50,781