XML 56 R46.htm IDEA: XBRL DOCUMENT v3.23.1
Convertible Notes and Loan Agreement - Additional Information (Detail)
$ / shares in Units, Shares1 in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Oct. 29, 2021
USD ($)
Dec. 31, 2021
USD ($)
$ / shares
Dec. 31, 2020
USD ($)
Mar. 31, 2023
USD ($)
Dec. 31, 2021
USD ($)
Shares1
$ / shares
Dec. 31, 2022
USD ($)
Line Of Credit Facility [Line Items]            
Debt instrument converted     $ 1,000,000      
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 $ 75,000,000          
Letter-of-credit sublimit $ 5,000,000          
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       7.42%    
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     0.125%      
Debt instrument converted   $ 1,000,000     $ 1,000,000  
Aggregate principal amount       $ 51,000,000    
2025 Notes [Member]            
Line Of Credit Facility [Line Items]            
Aggregate principal amount of term loan borrowed     $ 201,300,000      
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      
Aggregate principal amount       51,381,000   $ 51,381,000
Transaction costs of notes       929,000   1,014,000
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   $ 414,000,000        
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       414,000,000   414,000,000
Transaction costs of notes       $ 8,131,000   $ 8,673,000
Debt instrument, interest rate effective percentage   0.00%     0.00%