Fair Value of Financial Assets and Liabilities - Quantitative Information about Level 3 Fair Value Measurements (Details) $ in Thousands	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration	$ 20,056	$ 8,343
Assets	18,483	14,320
Liabilities	5,256	9,378
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration	$ 20,056	$ 8,343
Level 3 | Minimum | Discount rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	0.079	0.040
Level 3 | Minimum | Probability of meeting earnout and contingencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	0.990	0.750
Level 3 | Maximum | Discount rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	0.102	0.118
Level 3 | Maximum | Probability of meeting earnout and contingencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	1.000	1.000
Level 3 | Weighted Average | Discount rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	0.041	0.051
Level 3 | Weighted Average | Probability of meeting earnout and contingencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent consideration liability, measurement input	0.995	0.989
Level 3 | Forward Sale Contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Assets	$ 12,832	$ 11,139
Liabilities	2,825	624
Level 3 | Rate lock commitments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Assets	5,651	3,181
Liabilities	$ 2,431	$ 8,754