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Convertible Notes and Loan Agreement - Additional Information (Detail)
$ / shares in Units, $ in Thousands, Shares1 in Millions
1 Months Ended 6 Months Ended 12 Months Ended
Oct. 29, 2021
USD ($)
Dec. 31, 2021
USD ($)
$ / shares
Dec. 31, 2020
USD ($)
Jun. 30, 2022
USD ($)
Dec. 31, 2021
USD ($)
Shares1
$ / shares
Line Of Credit Facility [Line Items]          
Debt instrument converted     $ 1,000    
Threshold percentage of stock price trigger       130.00%  
Percentage of sale price of common stock and conversion rate     98.00%    
Western Alliance Bank [Member] | 2021 Loan Agreement [Member]          
Line Of Credit Facility [Line Items]          
Credit line $ 75,000        
Letter-of-credit sublimit $ 5,000        
Credit facility, Maturity date Oct. 29, 2023        
Credit line, outstanding amount       $ 0  
Western Alliance Bank [Member] | 2021 Loan Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Line Of Credit Facility [Line Items]          
Interest rate       4.55%  
Western Alliance Bank [Member] | Minimum [Member] | 2021 Loan Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Line Of Credit Facility [Line Items]          
Interest rate 2.00%        
Western Alliance Bank [Member] | Maximum [Member] | 2021 Loan Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Line Of Credit Facility [Line Items]          
Interest rate 2.75%        
0.125% Convertible Senior Notes [Member]          
Line Of Credit Facility [Line Items]          
Interest rate     0.0125%    
Debt instrument converted   $ 1,000     $ 1,000
Aggregate principal amount       $ 51,000  
2025 Notes [Member]          
Line Of Credit Facility [Line Items]          
Aggregate principal amount of term loan borrowed     $ 201,300    
Interest rate   0.125%     0.125%
Loan facility maturity date   Dec. 15, 2025 Dec. 15, 2025   Dec. 15, 2025
Date of first required payment         Jun. 15, 2021
Debt instrument, conversion rate         14.1977
Conversion price of debt per share | $ / shares   $ 70.43     $ 70.43
Number of common stock issuable upon conversion | Shares1         1.0
Debt instrument conversion date     Sep. 14, 2025    
Threshold percentage of stock price trigger         130.00%
Aggregate principal amount   $ 51,381   51,381 $ 51,381
Transaction costs of notes   $ 1,351   1,183 $ 1,351
Debt instrument, interest rate effective percentage   0.80%     0.80%
2026 Notes [Member]          
Line Of Credit Facility [Line Items]          
Aggregate principal amount of term loan borrowed   $ 414,000      
Interest rate   0.00%     0.00%
Loan facility maturity date   Dec. 15, 2026     Dec. 15, 2026
Debt instrument, conversion rate         7.6043
Conversion price of debt per share | $ / shares   $ 131.50     $ 131.50
Number of common stock issuable upon conversion | Shares1         4.3
Debt instrument conversion date     Sep. 14, 2026    
Aggregate principal amount   $ 414,000   414,000 $ 414,000
Transaction costs of notes   $ 10,836   $ 9,756 $ 10,836
Debt instrument, interest rate effective percentage   0.00%     0.00%