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Acquisitions - Aggregate Fair Values of Outstanding Contingent Consideration Liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Business Acquisition, Contingent Consideration [Line Items]    
Total contingent consideration liabilities $ 151,156 $ 148,517
Accounts payable and accrued expenses    
Business Acquisition, Contingent Consideration [Line Items]    
Accounts payable and accrued expenses 0 5,000
Insurance and other non-current liabilities    
Business Acquisition, Contingent Consideration [Line Items]    
Insurance and other non-current liabilities $ 151,156 $ 143,517