Annual report pursuant to Section 13 and 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details)

v3.22.0.1
Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Jan. 01, 2021
Summary Of Significant Accounting Policies [Line Items]        
Operating lease right-of-use assets $ 29,041,000     $ 29,700,000
Operating lease liabilities current 1,037,000     2,900,000
Total lease liabilities, non-current 31,224,000     27,800,000
Restricted cash 872,000 $ 872,000 $ 15,000  
Impairment of long-lived assets $ 0 $ 0 $ 0  
Accounting Standards Update 2016-13        
Summary Of Significant Accounting Policies [Line Items]        
Change in accounting principle, accounting standards update, adopted [true false] true      
Change in accounting principle, accounting standards update, adoption date Sep. 30, 2021      
Change in accounting principle, accounting standards update, immaterial effect [true false] true      
Accounting Standards Update 2016-02        
Summary Of Significant Accounting Policies [Line Items]        
Change in accounting principle, accounting standards update, adopted [true false] true      
Change in accounting principle, accounting standards update, adoption date Jul. 01, 2021      
Change in accounting principle, accounting standards update, immaterial effect [true false] true      
Deferred rent derecognized       1,300,000
Prepaid rent derecognized       $ 300,000
Accounting Standards Update 2014-09        
Summary Of Significant Accounting Policies [Line Items]        
Change in accounting principle, accounting standards update, adopted [true false] true      
Change in accounting principle, accounting standards update, adoption date Jan. 01, 2019      
Minimum        
Summary Of Significant Accounting Policies [Line Items]        
Property and equipment useful lives 3 years      
Maximum        
Summary Of Significant Accounting Policies [Line Items]        
Property and equipment useful lives 5 years