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Disaggregation of Revenue - Schedule of Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total Revenue	$ 351,889	$ 405,997
Flex revenue
Disaggregation of Revenue [Line Items]
Total Revenue	344,724	395,532
Direct Hire revenue
Disaggregation of Revenue [Line Items]
Total Revenue	7,165	10,465
Technology
Disaggregation of Revenue [Line Items]
Total Revenue	322,084	364,844
Technology | Flex revenue
Disaggregation of Revenue [Line Items]
Total Revenue	318,514	359,524
Technology | Direct Hire revenue
Disaggregation of Revenue [Line Items]
Total Revenue	3,570	5,320
FA
Disaggregation of Revenue [Line Items]
Total Revenue	29,805	41,153
FA | Flex revenue
Disaggregation of Revenue [Line Items]
Total Revenue	26,210	36,008
FA | Direct Hire revenue
Disaggregation of Revenue [Line Items]
Total Revenue	$ 3,595	$ 5,145

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