Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v3.22.1
Summary of Significant Accounting Policies - Additional Information (Detail)
12 Months Ended
Aug. 24, 2020
$ / shares
Aug. 20, 2020
$ / shares
Dec. 31, 2021
$ / shares
Dec. 31, 2020
$ / shares
Jun. 30, 2020
$ / shares
Summary Of Significant Accounting Policies [Line Items]          
Reverse stock split ratio 0.8741 1.14396      
Common stock, par value $ 0.001 $ 0.001 $ 0.001 $ 0.001 $ 5.50
Customer Concentration Risk | Sales Revenue | Minimum          
Summary Of Significant Accounting Policies [Line Items]          
Concentration risk, percentage     90.00%    
Customer Concentration Risk | Sales Revenue | Maximum          
Summary Of Significant Accounting Policies [Line Items]          
Concentration risk, percentage       90.00%