Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurement - Reconciliation of Beginning and Ending Balances of Recurring Level 3 Fair Value Measurements (Details)

v3.22.2.2
Fair Value Measurement - Reconciliation of Beginning and Ending Balances of Recurring Level 3 Fair Value Measurements (Details)
$ in Thousands
 9 Months Ended
Sep. 30, 2022
USD ($)
Fathom OpCo Acquisitions Contingent Consideration  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Net (gain) loss $ (148) [1]
Fair value, Ending Balance 700
Level 3  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 108,178
Payments (2,750)
Net (gain) loss (82,448) [1]
Fair value, Ending Balance 22,980
Level 3 | Tax Receivable Agreement Liability  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 4,600
Net (gain) loss (200) [1]
Fair value, Ending Balance 4,400
Level 3 | Fathom OpCo Acquisitions Contingent Consideration  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 3,598
Payments (2,750)
Level 3 | Sponsor Earnout Shares Liability  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 9,380
Net (gain) loss (7,590) [1]
Fair value, Ending Balance 1,790
Level 3 | Fathom Earnout Shares Liability  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 64,300
Net (gain) loss (52,390) [1]
Fair value, Ending Balance 11,910
Level 3 | Warrant liability – Private Placement Warrants  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Fair value, Beginning Balance 26,300
Net (gain) loss (22,120) [1]
Fair value, Ending Balance $ 4,180
[1] Net gains on changes in recurring level 3 fair value measurements are recognized in Other income and net losses on change in recurring level 3 fair value measurements are recognized in other expense in our unaudited consolidated statement of comprehensive loss.