Acquisitions - Summary of Results of Operations of Businesses Acquired From Dates of Acquisitions (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Business Acquisition [Line Items]
Gross Contract Revenue	$ 62,399	$ 36,524	$ 114,860	$ 68,326
Net Income (loss)	$ (320)	$ (439)	1,137	$ 542
McMahon Associates, Inc. (“McMahon”)
Business Acquisition [Line Items]
Gross Contract Revenue			5,463,000
Net Income (loss)			$ 168,000