v3.21.1

Stockholder's Equity - Common Stock, Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Oct. 23, 2020 | Oct. 31, 2020 | Jan. 31, 2021 | Jan. 31, 2020 | Jul. 22, 2019
Equity [Abstract] |  |  |  |  |
Common stock authorized (in shares) |  |  | 500,000,000 | 500,000,000 | 500,000,000
Common stock, par value (in USD per share) |  |  | $ 0.01 | $ 0.01 | $ 0.01
Stock issued during period (in shares) | 5,750,000 | 5,750,000 |  |  |
Share price (in USD per share) | $ 32.00 | $ 32.00 |  |  |
Net proceeds of stock issuance | $ 174,800 |  | $ 174,510 | $ 124,370 |
Issuance costs | $ 290 |  |  | $ 6,412 |

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