Reportable Segments (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Operations of Segments

The following table provides information concerning the operations of our segments for the years ended December 31 (in thousands):

	Tech		FA		GS		Total
2017
Net service revenues
Flex revenues	$	887,675	$	318,294	$	104,294	$	1,310,263
Direct Hire revenues	19,836		27,841		—		47,677
Total Net service revenues	$	907,511	$	346,135	$	104,294	$	1,357,940
Gross profit	$	257,118	$	118,479	$	32,459	$	408,056
Operating expenses							343,962
Income before income taxes							$	64,094
2016
Net service revenues
Flex revenues	$	863,434	$	307,245	$	98,628	$	1,269,307
Direct Hire revenues	20,043		30,356		—		50,399
Total Net service revenues	$	883,477	$	337,601	$	98,628	$	1,319,706
Gross profit	$	255,842	$	120,551	$	32,106	$	408,499
Operating expenses							352,544
Income before income taxes							$	55,955
2015
Net service revenues
Flex revenues	$	873,609	$	294,186	$	97,372	$	1,265,167
Direct Hire revenues	22,333		31,738		—		54,071
Total Net service revenues	$	895,942	$	325,924	$	97,372	$	1,319,238
Gross profit	$	261,721	$	119,036	$	33,357	$	414,114
Operating expenses							342,442
Income before income taxes							$	71,672