Business Segments (Tables)

9 Months Ended

Sep. 30, 2020

Segment Reporting [Abstract]

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

The following table provides a reconciliation of service revenues and segment income by reportable segment to consolidated results for the three and nine months ended September 30, 2020 and 2019 (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Service revenues
Temporary and consultant staffing	$	781,391	$	1,118,461	$	2,626,897	$	3,305,800
Permanent placement staffing	87,203		134,582		278,722		407,038
Risk consulting and internal audit services	321,303		299,089		899,295		824,209
	$	1,189,897	$	1,552,132	$	3,804,914	$	4,537,047
Segment income
Temporary and consultant staffing	$	43,779	$	101,428	$	165,933	$	312,684
Permanent placement staffing	10,128		21,817		20,791		68,718
Risk consulting and internal audit services	48,735		39,646		105,311		87,120
Combined segment income	102,642		162,891		292,035		468,522
Amortization of intangible assets	334		339		1,002		1,022
Interest income, net	(202)		(1,230)		(1,264)		(3,768)
Income before income taxes	$	102,510	$	163,782	$	292,297	$	471,268