Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenues

The following table provides information about disaggregated revenue by segment and revenue type for the three months ended March 31, 2018 and 2017 (in thousands):

	Tech		FA		GS		Total
2018
Revenue by type:
Flex revenue	$	231,496	$	74,550	$	26,771	$	332,817
Direct Hire revenue	5,001		6,394		—		11,395
Product revenue	—		—		2,081		2,081
Total Revenue	$	236,497	$	80,944	$	28,852	$	346,293
2017
Revenue by type:
Flex revenue	$	216,886	$	80,949	$	21,497	$	319,332
Direct Hire revenue	5,159		6,346		—		11,505
Product revenue	—		—		3,155		3,155
Total Revenue	$	222,045	$	87,295	$	24,652	$	333,992

Contract Balances

The following table presents changes in contract liabilities for the three months ended March 31, 2018 (in thousands):

	Beginning Balance		Additions		Deductions			Ending Balance
Contract liabilities	$	740	$	871	$	(669	)	$	942