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Related Party Transactions - Additional Information (Details) - Khosla - USD ($)
2 Months Ended 5 Months Ended 8 Months Ended
Jul. 06, 2021
Mar. 31, 2021
Mar. 26, 2021
Mar. 10, 2021
Jan. 29, 2021
Mar. 31, 2021
Jun. 30, 2021
Sep. 30, 2021
Feb. 08, 2021
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs           $ 12,500      
Shares issued, price per share (in USD per share)     $ 10.00            
Proceeds from sale of Private Placement Shares   $ 11,326,880       $ 11,326,880 $ 407,339,180 $ 407,339,180  
Sponsor                  
Related Party Transaction [Line Items]                  
Maximum borrowing capacity                 $ 300,000
Current borrowing capacity             $ 5,300    
Founder shares                  
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs (in shares)         10,000,000        
Sale of Public Shares, net of issuance costs     $ 25,000   $ 25,000        
Class B Founder Shares                  
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs (in shares)         5,000,000        
Proportion of stock convertible (as a percent)             15.00% 15.00%  
Class K Founder Shares                  
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs (in shares)         5,000,000        
Proportion of stock convertible (as a percent)             30.00% 30.00%  
Class B Common Stock                  
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs (in shares)       120,000          
Sale of Public Shares, net of issuance costs       $ 300          
Class A Common Stock                  
Related Party Transaction [Line Items]                  
Sale of Public Shares, net of issuance costs (in shares) 27,000,000                
Sale of Public Shares, net of issuance costs $ 270,000,000                
Sale of Private Placement Shares (in shares)     41,634,412            
Class A Common Stock | Triggering Events Stock Trading Price One                  
Related Party Transaction [Line Items]                  
Conversion of share, price per share (in USD per share)           $ 20.00   $ 20.00  
Class A Common Stock | Triggering Events Stock Trading Price Two                  
Related Party Transaction [Line Items]                  
Conversion of share, price per share (in USD per share)           25.00   25.00  
Class A Common Stock | Triggering Events Stock Trading Price Three                  
Related Party Transaction [Line Items]                  
Conversion of share, price per share (in USD per share)           30.00   $ 30.00  
Class A Common Stock | Private Placement                  
Related Party Transaction [Line Items]                  
Sale of Private Placement Shares (in shares)   32,688 1,100,000            
Shares issued, price per share (in USD per share)   $ 10.00 $ 10.00     $ 10.00      
Proceeds from sale of Private Placement Shares   $ 326,880 $ 11,000,000     $ 11,326,880      
Sale of stock, number of shares issued in transaction (in shares)     1,100,000            
Sale of stock, price per share (in USD per share)     $ 10.00            
Sale of stock, consideration received per transaction     $ 11,000,000            
Class A Common Stock | Forward Purchase Agreement                  
Related Party Transaction [Line Items]                  
Sale of stock, number of shares issued in transaction (in shares)   1,000,000           1,000,000  
Sale of stock, price per share (in USD per share)   $ 10.00       $ 10.00   $ 10.00  
Sale of stock, consideration received per transaction   $ 10,000,000           $ 10,000,000  
Class A Common Stock | Sponsor | Private Placement                  
Related Party Transaction [Line Items]                  
Proceeds from sale of Private Placement Shares     $ 11,326,880