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Fair Value - Narrative (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Number of warrants to purchase shares issued 225,223   225,223 383,281  
Class of warrant or right, exercise price of warrants or rights (in dollars per share)     $ 14.69 $ 19.93  
(Gain) loss on change in fair value of SAFE and warrant liabilities $ 427,000 $ 699,000 $ 563,000 $ (105,000)  
SAFE liability 27,221,000   28,271,000 0  
Warrants $ 2,022,000   $ 1,729,000 $ 0 $ 107,000
Minimum          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Class of warrant or right, exercise price of warrants or rights (in dollars per share) $ 14.69   $ 14.69    
Maximum          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Class of warrant or right, exercise price of warrants or rights (in dollars per share) $ 19.93   $ 19.93