Stockholders' Equity - Additional Information - Employee Stock Purchase Plan (Detail) - USD ($)		3 Months Ended	6 Months Ended
May 14, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Equity [Abstract]
Employee stock purchase plan expense				$ 20,867	$ 13,827
Stock issued for employee stock purchase plans options, shares	30,206
Stock issued for employee stock purchase plans options, value	$ 30,040	$ 30,040	$ 29,669

Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration