Fair Value of Financial Instruments - Schedule of Fair Value Reconciliation of Level 3 Liabilities Measured (Detail) - USD ($)	3 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Beginning balance	$ 888	$ 40,605	$ 378,239
Payment against derivative liability			(255,533)
Change in fair value of derivative liabilities	(888)	(39,717)	(82,101)
Ending balance		888	40,605
Warrants [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Beginning balance		848	7,268
Change in fair value of derivative liabilities		(848)	(6,420)
Ending balance			848
Debt Derivative [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Beginning balance	888	39,757	370,971
Payment against derivative liability			(255,533)
Change in fair value of derivative liabilities	$ (888)	(38,869)	(75,681)
Ending balance		$ 888	$ 39,757