Loss per Share and per Unit - Computation of Basic Net Loss Per Share (Detail) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Numerator
Net loss attributable to common stockholders for basic computation	$ (17,209,210)	$ (4,317,081)	$ (2,810,603)	$ (9,064,995)	$ (14,240,987)	$ (12,259,908)	$ (17,124,612)	$ (14,323,699)	$ (33,401,889)	$ (57,949,206)	$ (5,911,251)
Denominator
Weighted average number of common shares outstanding									16,021,811	14,866,197	14,233,513
Weighted average number of Unearned ESOP Shares									(490,128)	(554,148)	(590,940)
Total weighted average number of common shares outstanding for basic computation									15,531,684	14,312,049	13,642,573
Basic net loss per share									$ (2.15)	$ (4.05)	$ (0.43)