Revision of Prior Period Financial Statements - Schedule of Correction of Error Statements (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Costs of services provided	$ 358,911	$ 362,379
Income before income taxes	21,314	16,155
Income tax provision	6,005	4,484
Net income	$ 15,309	$ 11,671
Basic earnings per common share (in dollars per share)	$ 0.21	$ 0.16
Diluted earnings per common share (in dollars per share)	$ 0.21	$ 0.16
Reduction in retained earnings	$ (200,381)		$ (185,010)
As reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Costs of services provided		$ 360,978
Income before income taxes		17,556
Income tax provision		4,872
Net income		$ 12,684
Basic earnings per common share (in dollars per share)		$ 0.17
Diluted earnings per common share (in dollars per share)		$ 0.17
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Costs of services provided		$ 1,401
Income before income taxes		(1,401)
Income tax provision		(388)
Net income		$ (1,013)
Basic earnings per common share (in dollars per share)		$ (0.01)
Diluted earnings per common share (in dollars per share)		$ (0.01)
Reduction in retained earnings				$ 7,900