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Summary of Significant Accounting Policies - Additional Information (Details)
$ in Thousands, ft² in Millions
1 Months Ended 9 Months Ended
Sep. 30, 2021
ft²
Nov. 30, 2020
ft²
Apr. 30, 2022
USD ($)
May 01, 2021
USD ($)
Jan. 31, 2022
USD ($)
Aug. 31, 2021
USD ($)
Jul. 31, 2021
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Prepaid expenses and other assets     $ (11,386) $ (14,800)      
Income tax receivables     (1,069) 36,949      
Operating lease, right-of-use assets     142,847       $ 118,565
Refund reserve     10,800       11,700
Revision of Prior Period, Reclassification, Adjustment              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Prepaid expenses and other assets       10,900      
Income tax receivables       $ 10,900      
Salt Lake City, Utah              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Area of leased space | ft²   0.7          
Operating lease, liability         $ 14,500 $ 28,800  
Operating lease, right-of-use assets         $ 14,500 $ 24,600  
Area of leased space, additions | ft² 0.3            
Prepaid Expenses and Other Current Assets              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Interest receivable     $ 700       $ 1,000