Business Segments (Tables)

6 Months Ended

Jun. 30, 2017

Business Segments [Abstract]

Sales and Operating Profit by Business Segment

Sales and operating profit by industry segment are set forth in the following table (dollars in thousands):

	Three months ended June 30,							Six months ended June 30,
	2017		2016		Change			2017		2016		Change
Net sales:
Medical & Scientific Imaging	$	350,764	$	340,585		3.0	%	$	698,999	$	672,799		3.9	%
RF Technology		460,497		288,761		59.5	%		890,116		568,971		56.4	%
Industrial Technology		192,867		178,627		8.0	%		376,271		349,862		7.5	%
Energy Systems & Controls		130,543		123,585		5.6	%		255,590		242,349		5.5	%
Total	$	1,134,671	$	931,558		21.8	%	$	2,220,976	$	1,833,981		21.1	%
Gross profit:
Medical & Scientific Imaging	$	254,028	$	246,396		3.1	%	$	505,958	$	493,293		2.6	%
RF Technology		279,735		163,005		71.6	%		531,213		323,370		64.3	%
Industrial Technology		98,167		89,709		9.4	%		191,318		175,729		8.9	%
Energy Systems & Controls		73,720		68,410		7.8	%		144,775		134,647		7.5	%
Total	$	705,650	$	567,520		24.3	%	$	1,373,264	$	1,127,039		21.8	%
Operating profit*:
Medical & Scientific Imaging	$	121,315	$	114,271		6.2	%	$	241,108	$	228,727		5.4	%
RF Technology		119,558		89,354		33.8	%		208,542		178,120		17.1	%
Industrial Technology		58,249		51,291		13.6	%		111,862		98,050		14.1	%
Energy Systems & Controls		32,867		27,769		18.4	%		63,103		51,951		21.5	%
Total	$	331,989	$	282,685		17.4	%	$	624,615	$	556,848		12.2	%
Long-lived assets:
Medical & Scientific Imaging	$	45,255	$	38,400		17.9	%
RF Technology		80,103		30,111		166.0	%
Industrial Technology		32,960		35,865		(8.1	)%
Energy Systems & Controls		9,376		11,187		(16.2	)%
Total	$	167,694	$	115,563		45.1	%

*Segment operating profit is before unallocated corporate general and administrative expenses. These expenses were $37,731 and $29,607 for the three months ended June 30, 2017 and 2016, respectively, and $72,101 and $58,779 for the six months ended June 30, 2017 and 2016, respectively.