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Stock-Based Compensation (Details) - Schedule of weighted-average assumptions - FF Intelligent Mobility Global Holdings Ltd [Member] - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Equity Incentive Plan [Member]      
Stock-Based Compensation (Details) - Schedule of weighted-average assumptions [Line Items]      
Risk-free interest rate: 0.22%    
Expected term (in years): 2 years 10 months 20 days    
Expected volatility: 49.24%    
Dividend yield: 0.00%    
Grant date fair value per share: (in Dollars per share) $ 0.58    
STI Plan [Member]      
Stock-Based Compensation (Details) - Schedule of weighted-average assumptions [Line Items]      
Risk-free interest rate: 1.31% 0.59% 2.20%
Expected term (in years): 10 years    
Expected volatility: 40.22%    
Dividend yield: 0.00%    
Grant date fair value per share: (in Dollars per share) $ 0.60