General form of registration statement for all companies including face-amount certificate companies

Significant Accounting Policies - Additional Information (Details)

v3.21.2
Significant Accounting Policies - Additional Information (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Mar. 18, 2021
May 07, 2019
Dec. 31, 2020
USD ($)
shares
Jun. 30, 2021
USD ($)
shares
Jun. 30, 2020
shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2019
USD ($)
Customer
shares
Dec. 31, 2018
USD ($)
Accounting Policies [Line Items]                
Antidilutive securities excluded from the computation of earnings per share | shares       272,534,107 180,003,194 175,571,472 180,622,854  
Unrecognzed tax benefits     $ 5,256,000     $ 5,256,000 $ 2,360,000 $ 982,000
forward stock split   10-for-1            
Impairment of Long-Lived Assets           0 0  
Advertising Expense           $ 0 0  
Percentage of tax benefit to be realized upon ultimate settlement with the related tax authority           50.00%    
Revenue from contract with customer excluding assessed tax           $ 0 19,601,000  
Automotive Original Equipment Manufacturers [Member]                
Accounting Policies [Line Items]                
Revenue from contract with customer excluding assessed tax             $ 19,601,000  
Customer Concentration Risk [Member] | Revenue Benchmark [Member]                
Accounting Policies [Line Items]                
Number of major customers | Customer             3  
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer A [Member]                
Accounting Policies [Line Items]                
Concentration Risk, Percentage             67.00%  
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer B [Member]                
Accounting Policies [Line Items]                
Concentration Risk, Percentage             18.00%  
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer C [Member]                
Accounting Policies [Line Items]                
Concentration Risk, Percentage             15.00%  
Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Term of restricted investments 185 days   185 days 185 days        
Accrued interest and penalties on unrecognized tax benefits     $ 0 $ 0   0    
Provision for working capital needs     701,250 701,250   701,250    
Loan amount       295,000        
Working capital loan outstanding amount       0        
Cash equivalents     $ 0 0   $ 0    
Shares subject to forfeiture | shares     3,187,500     3,187,500    
Unrecognzed tax benefits     $ 0     $ 0    
Liquidity [Member]                
Accounting Policies [Line Items]                
Working capital amount       977,000        
Liquidity [Member] | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Amount held at bank       501,500        
Proceeds from capital contribution       $ 25,000        
Warrant [Member] | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Antidilutive securities excluded from the computation of earnings per share | shares       21,118,750        
Class A Ordinary Shares | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Temporary equity, shares outstanding | shares     0 90,037,563   0    
Provision for working capital needs       $ 701,250        
Class B Ordinary Shares                
Accounting Policies [Line Items]                
Temporary equity, shares outstanding | shares     2,875,000     2,875,000    
Class B Ordinary Shares | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Shares subject to forfeiture | shares     3,187,500     3,187,500    
IPO [Member] | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Offering costs expensed       1,100,000        
Minimum [Member] | Reinvent Technology Partners Y [Member]                
Accounting Policies [Line Items]                
Cash insured with federal deposit insurance corporation     $ 250,000 $ 250,000   $ 250,000