Capital Stock - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands |
12 Months Ended |
|
|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Jun. 22, 2021 |
Dec. 31, 2018 |
| Class Of Stock [Line Items] |
|
|
|
|
|
| Preferred stock, par value |
$ 0.0001
|
|
|
|
|
| Preferred Stock, Shares Authorized |
100,000,000
|
|
|
|
|
| Preferred Stock, Shares Issued |
0
|
|
|
|
|
| Preferred Stock, Shares Outstanding |
0
|
|
|
|
|
| Common stock, par value |
$ 0.0001
|
$ 0.0001
|
|
|
|
| Common Stock, Shares Authorized |
1,000,000,000
|
129,397,278
|
|
|
|
| Common Stock, Shares, Issued |
152,862,447
|
13,413,431
|
|
|
|
| Common Stock, Shares, Outstanding |
152,862,447
|
13,413,431
|
|
152,255,736
|
|
| Underwritten public offering of convertible preferred stock |
$ 0
|
$ 0
|
$ 51,204
|
|
|
| Series D |
|
|
|
|
|
| Class Of Stock [Line Items] |
|
|
|
|
|
| Minimum percentage of firm commitment underwritten public offering approvel by stock holders |
|
55.00%
|
|
|
|
| Minimum Percentage Approval of conversion by stock holders in Deemed Liquidation Event |
|
55.00%
|
|
|
|
| Series C |
|
|
|
|
|
| Class Of Stock [Line Items] |
|
|
|
|
|
| Minimum Percentage Approval of conversion by stock holders in Deemed Liquidation Event |
|
70.00%
|
|
|
|
| Common Stock |
|
|
|
|
|
| Class Of Stock [Line Items] |
|
|
|
|
|
| Common Stock, Shares, Outstanding |
152,862,447
|
13,413,431
|
13,223,672
|
|
11,713,491
|
| Minimum [Member] |
|
|
|
|
|
| Class Of Stock [Line Items] |
|
|
|
|
|
| Underwritten public offering of convertible preferred stock |
|
$ 50,000
|
|
|
|
| Minimum [Member] | Common Stock |
|
|
|
|
|
| Class Of Stock [Line Items] |
|
|
|
|
|
| Sale of stock, price per share | $ / shares |
|
$ 4.8151
|
|
|
|