Condensed Consolidated Statements Of Operations - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Condensed Consolidated Statements Of Operations [Abstract]
Net revenues	$ 6,976,115	$ 2,572,872	$ 13,347,924	$ 5,159,485
Cost of sales	2,367,264	1,374,936	4,094,993	2,647,928
Gross profit	4,608,851	1,197,936	9,252,931	2,511,557
Operating expenses:
Research and development	2,910,587	2,076,794	5,272,410	4,035,162
Selling, general and administrative	3,822,854	3,817,692	7,116,838	6,845,390
Loss on settlement of accounts receivable				3,764,137
Total operating expenses	6,733,441	5,894,486	12,389,248	14,644,689
Operating loss	(2,124,590)	(4,696,550)	(3,136,317)	(12,133,132)
Non-operating (expenses) income:
Interest expense	(1,258,272)	(350,595)	(2,536,695)	(350,595)
Other income (expense), net	25,637	(2,412)	52,031	(15,580)
Change in fair value of derivative liabilities	(628,000)	(21,000)	(403,000)	(21,000)
Foreign currency transaction loss	(23,643)	(63,077)	(41,187)	(116,532)
Total non-operating expenses	(1,884,278)	(437,084)	(2,928,851)	(503,707)
Loss before income taxes	(4,008,868)	(5,133,634)	(6,065,168)	(12,636,839)
Income tax expense (benefit)	25,167	(1,302,416)	117,665	(4,548,469)
Net loss	$ (4,034,035)	$ (3,831,218)	$ (6,182,833)	$ (8,088,370)
Net loss per basic and diluted common share outstanding	$ (0.06)	$ (0.07)	$ (0.10)	$ (0.15)
Basic and diluted weighted average common shares outstanding	62,767,258	53,355,944	62,659,352	53,253,901