Business Segments (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Reconciliation of Revenue and Operating Income by Reportable Segment to Consolidated Results

The following table provides a reconciliation of revenue and operating income by reportable segment to consolidated results for the three months ended March 31, 2019 and 2018 (in thousands):

	Three Months Ended   March 31,
	2019			2018
Net service revenues
Temporary and consultant staffing	$	1,084,627		$	1,066,288
Permanent placement staffing	131,562			121,400
Risk consulting and internal audit services	252,341			207,645
	$	1,468,530		$	1,395,333
Operating income
Temporary and consultant staffing	$	106,018		$	96,723
Permanent placement staffing	21,557			22,379
Risk consulting and internal audit services	18,654			15,265
	146,229			134,367
Amortization of intangible assets	342			463
Interest income, net	(1,496		)	(735		)
Income before income taxes	$	147,383		$	134,639