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Business Combinations - Pro Forma Financial Information (Details) - TeraXion - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]    
Combined revenue $ 15,455 $ 29,499
Combined net loss before income taxes $ 11,283 $ 19,850