Income Taxes - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2019 USD ($)
Income Taxes [Line Items]
Operating loss carryforwards not subject to expiration	$ 23,019,173
Testing period	3 years
Minimum [Member]
Income Taxes [Line Items]
Ownership percentage	50.00%
U.S. Federal [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	$ 29,596,042
Operating Loss carryforwards, subject to expiration	$ 6,576,869
Operating loss carry forwards expiration period	20 years
Net operating loss carryforwards, expiration date	Jan. 01, 2021