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Business Combinations - Summary of Adjustments in Unaudited Pro Forma Combined Net Income (Loss) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Business Combinations [Abstract]    
Net loss $ (10,087) $ (3,279)
Add: Results of operations of acquired business (310) 291
Less: pro forma adjustments    
Amortization of historical intangibles 0 92
Amortization of acquired intangibles (38) (2,407)
Inventory fair value adjustments 353 (353)
Interest income (6) 0
Interest expense 0 63
Net loss - pro forma combined $ (10,088) $ (5,593)