Revenue (Tables)

3 Months Ended

Mar. 31, 2019

Revenue From Contract With Customer [Abstract]

Disaggregation of revenue

Disaggregation of revenue

In the following tables, revenue is disaggregated by market sector. The tables also include a reconciliation of the disaggregated revenue with the reportable operating segments.

			Reportable Operating Segments
			Three Months Ended March 31, 2019
(in thousands)			Americas		Asia		Europe		Total
Market Sector:
	Industrials	$	42,767	$	55,582	$	17,416	$	115,765
	A&D		96,337		—		7,552		103,889
	Medical		58,411		40,459		4,608		103,478
	Test and instrumentation		28,400		24,743		12,878		66,021
	Computing		110,268		14,009		33		124,310
	Telecommunication		42,773		45,256		1,328		89,357
	External revenue		378,956		180,049		43,815		602,820
	Elimination of intersegment sales		13,102		7,360		145		20,607
	Segment revenue	$	392,058	$	187,409	$	43,960	$	623,427

			Reportable Operating Segments
			Three Months Ended March 31, 2018
(in thousands)			Americas		Asia		Europe		Total
Market Sector:
	Industrials	$	52,687	$	54,787	$	18,174	$	125,648
	A&D		87,796		—		8,323		96,119
	Medical		54,992		38,263		3,819		97,074
	Test and instrumentation		46,030		39,233		17,112		102,375
	Computing		86,221		14,900		2,417		103,538
	Telecommunication		44,393		38,085		904		83,382
	External revenue		372,119		185,268		50,749		608,136
	Elimination of intersegment sales		6,666		9,854		47		16,567
	Segment revenue	$	378,785	$	195,122	$	50,796	$	624,703