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

RELATED PARTY TRANSACTIONS (Details)

v3.21.4
RELATED PARTY TRANSACTIONS (Details) - USD ($)
 1 Months Ended 3 Months Ended 7 Months Ended 9 Months Ended 12 Months Ended
Jun. 24, 2021
Feb. 16, 2021
Jan. 14, 2021
Feb. 16, 2021
Jan. 26, 2021
Dec. 31, 2020
May 30, 2020
Sep. 30, 2021
Mar. 31, 2021
Sep. 30, 2021
Sep. 30, 2021
Dec. 31, 2020
Apr. 30, 2021
Dec. 01, 2020
Related Party Transaction [Line Items]                            
Notes receivable, related parties                         $ 1,199,000  
Shares issued in transaction (in shares) 76,874,354                          
SSIG | Grant Agreement                            
Related Party Transaction [Line Items]                            
Related party transaction             $ 504,000         $ 504,000    
ION Acquisition Corp 2 LTD                            
Related Party Transaction [Line Items]                            
Shares issued to cover IPO costs       $ 253,000,000                    
Share issued to cover IPO costs (in shares)       253,000,000                    
Initial public offering per share (in dollars per share)   $ 10.00   $ 10.00   $ 10.00           $ 10.00    
ION Acquisition Corp 2 LTD | Over-Allotment Option                            
Related Party Transaction [Line Items]                            
Share issued to cover IPO costs (in shares)       3,300,000                    
Initial public offering per share (in dollars per share)   $ 10.00   $ 10.00                    
Shares issued in transaction (in shares)   3,300,000   3,300,000                    
ION Acquisition Corp 2 LTD | Related Party Loans                            
Related Party Transaction [Line Items]                            
Converted amount           $ 1,500,000         $ 1,500,000      
Sale of price per share (in dollars per share)           $ 1.00   $ 1.00   $ 1.00 $ 1.00 1.00    
ION Acquisition Corp 2 LTD | Related Party Loans | Working Capital Loan                            
Related Party Transaction [Line Items]                            
Long-term debt               $ 0   $ 0 $ 0      
ION Acquisition Corp 2 LTD | Class A ordinary shares                            
Related Party Transaction [Line Items]                            
Shares issued to cover IPO costs                 $ 0          
Initial public offering per share (in dollars per share)           $ 12.00   $ 12.00   $ 12.00 $ 12.00 $ 12.00    
Shares issued in transaction (in shares)                 25,300,000          
Total number of ordinary share outstanding percentage     20.00%               20.00%      
ION Acquisition Corp 2 LTD | Class A ordinary shares | Forward Purchase Agreements | Over-Allotment Option | Forward Contracts                            
Related Party Transaction [Line Items]                            
Initial public offering per share (in dollars per share)         $ 10.00                  
Shares issued in transaction (in shares)         5,000,000                  
Aggregate value         $ 50,000,000                  
ION Acquisition Corp 2 LTD | Sponsor | Founder Shares                            
Related Party Transaction [Line Items]                            
Share capitalization (in shares)     575,000                      
Founder shares issued and outstanding (in shares)     6,325,000                      
Forfeiture of founder shares (in shares)     825,000                      
Subject to forfeited (in shares)     825,000                      
ION Acquisition Corp 2 LTD | Sponsor | Founder Shares | Over-Allotment Option                            
Related Party Transaction [Line Items]                            
Subject to forfeited (in shares)     0                      
Issued and outstanding shares percentage after initial public offering percentage     20.00%                      
ION Acquisition Corp 2 LTD | Sponsor | Promissory Note - Related Party                            
Related Party Transaction [Line Items]                            
Notes receivable, related parties   $ 2,000,000   $ 2,000,000                   $ 300,000
Promissory note, outstanding   75,000   75,000   $ 5,000           $ 5,000    
Due from Related Parties   $ 5,000   $ 5,000                    
ION Acquisition Corp 2 LTD | Sponsor | Administrative Services Agreement                            
Related Party Transaction [Line Items]                            
Monthly service fee amount           10,000   $ 10,000   $ 10,000 $ 10,000 $ 10,000    
Administrative services               30,000   70,000        
Accounts payable, related parties               $ 10,000   $ 10,000 10,000      
ION Acquisition Corp 2 LTD | Sponsor | Class B ordinary shares | Founder Shares                            
Related Party Transaction [Line Items]                            
Shares issued to cover IPO costs           $ 25,000         $ 25,000      
Share issued to cover IPO costs (in shares)           5,750,000         5,750,000