Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.21.2
Commitments and Contingencies - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2021
Oct. 31, 2020
Jan. 31, 2021
Loss Contingencies [Line Items]          
Letters of credit outstanding $ 5,200,000   $ 5,200,000   $ 4,100,000
Defined contribution plan, percentage of participating employee contributions     50.00%    
Defined contribution plan, contribution cost 1,400,000 $ 700,000 $ 6,100,000 $ 3,700,000  
Warranty expense     0    
Accruals for product warranty costs     0    
Long-term incentive award, additional commitment 1,100,000   1,100,000   3,400,000
Accrued Expenses and Other Current Liabilities          
Loss Contingencies [Line Items]          
Long-term incentive award, accrued $ 300,000   $ 300,000   $ 900,000