Common Stock and Warrants - Additional Information (Detail)			3 Months Ended
	Jun. 25, 2021 USD ($)	Feb. 13, 2020 shares $ / shares	Mar. 31, 2022 shares	Mar. 31, 2021 USD ($) shares
Class of Stock [Line Items]
Proceeds from exercise of warrants | $				$ 7,288,275
Restricted Stock [Member]
Class of Stock [Line Items]
Number of shares, Vested			0	10
Restricted Stock Units [Member]
Class of Stock [Line Items]
Number of shares, Vested			10,151	11,397
ATM Facility [Member]
Class of Stock [Line Items]
Number of shares offer and sell | $	$ 15,000,000
Percentage of gross proceeds from sales of common stock	3.0
Stock issued during period			0
Investor Warrants [Member]
Class of Stock [Line Items]
Warrants exercised			0	826,700
Proceeds from exercise of warrants | $				$ 7,288,300
Underwriter Warrants [Member]
Class of Stock [Line Items]
Warrants to purchase common stock		230,373
Common stock warrants, exercise price per share | $ / shares		$ 7.00
Warrants maturity date		Feb. 13, 2025
Warrants exercised			0	162,575
February 2020 Offering [Member]
Class of Stock [Line Items]
Number of shares entitled to warrant holder		1
February 2020 Offering [Member] | Investor Warrants [Member]
Class of Stock [Line Items]
Warrants to purchase common stock		2,143,000
Common stock warrants, exercise price per share | $ / shares		$ 7.50
Warrants maturity date		Feb. 13, 2025