Goodwill and Intangible Assets - Schedule of Amounts Related to Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Balance	$ 335,743	$ 303,804
Accumulated Amortization	184,166	161,697
Total Intangible Assets—Net	151,577	142,107
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Gross Balance	231,564	208,024
Accumulated Amortization	110,743	95,768
Total Intangible Assets—Net	$ 120,821	$ 112,256
Customer Relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	2 years	2 years
Customer Relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	15 years	15 years
Covenants Not to Compete
Finite-Lived Intangible Assets [Line Items]
Gross Balance	$ 36,371	$ 33,542
Accumulated Amortization	30,385	28,280
Total Intangible Assets—Net	$ 5,986	$ 5,262
Covenants Not to Compete | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	4 years	4 years
Covenants Not to Compete | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	5 years	5 years
Trade Names
Finite-Lived Intangible Assets [Line Items]
Gross Balance	$ 24,434	$ 22,061
Accumulated Amortization	20,106	18,256
Total Intangible Assets—Net	$ 4,328	$ 3,805
Trade Names | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	1 year	1 year
Trade Names | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	5 years	5 years
Proprietary Software
Finite-Lived Intangible Assets [Line Items]
Gross Balance	$ 25,895	$ 22,698
Accumulated Amortization	18,528	15,810
Total Intangible Assets—Net	$ 7,367	$ 6,888
Proprietary Software | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	3 years	3 years
Proprietary Software | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	5 years	5 years
Patent
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	16 years	16 years
Gross Balance	$ 17,479	$ 17,479
Accumulated Amortization	4,404	3,583
Total Intangible Assets—Net	$ 13,075	$ 13,896