Stockholders' Equity - Additional Information (Detail) - $ / shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	May 05, 2020
Series B Convertible Preferred Stock
Stockholders Equity [Line Items]
Minimum conversion price	$ 3.27
Dividend payment terms	Each share of Series B convertible preferred stock is entitled to a cumulative annual dividend of 5% for the first six (6) years following the issuance of such share and 3% for each year thereafter, with the Company retaining the option to settle each year’s dividend after the tenth (10th) year in cash. The dividends accrue and are payable in kind upon such time as the shares convert into the Company’s common stock
Cumulative annual dividend for first six years	5.00%
Cumulative annual dividend for each year after sixth year	3.00%
Price per share distributable to stockholders	$ 4.00
Series B Convertible Preferred Stock | Common Stock
Stockholders Equity [Line Items]
Preferred stock shares convertible into common stock		6,103,819
Maximum | Common Stock
Stockholders Equity [Line Items]
Shares issued, price per share	4.00
April 21 Funds Warrants
Stockholders Equity [Line Items]
Warrants issued to purchase common stock			275,000
Warrant exercise price	$ 3.50
Warrants outstanding term			3 years