Quarterly report pursuant to Section 13 or 15(d)

Commitments - Lease Cost (Detail)

v3.20.2
Commitments - Lease Cost (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Disclosure of Lease of Cost [Abstract]        
Operating lease cost $ 153,734 $ 153,809 $ 307,022 $ 307,181
Variable lease costs 24,260 33,428 45,613 51,117
Total lease cost $ 177,994 $ 187,237 $ 352,635 $ 358,298