Industry Segment Information (Tables)

6 Months Ended

Jul. 02, 2017

Segment Reporting [Abstract]

Schedule of Sales and Operating Income by Operating Segment, Excluding Discontinued Operations

Revenue and operating income (loss) from continuing operations by operating segment are shown in the table below:

	Three Months Ended						Six Months Ended
	July 2, 2017			July 3, 2016			July 2, 2017			July 3, 2016
	(In thousands)
Discovery & Analytical Solutions
Product revenue	$	227,290		$	236,513		$	442,450		$	455,919
Service revenue	155,838			144,991			302,438			282,032
Total revenue	383,128			381,504			744,888			737,951
Operating income from continuing operations	51,481			41,617			82,060			81,086
Diagnostics
Product revenue	127,711			120,462			246,265			225,409
Service revenue	36,123			34,276			69,924			70,898
Total revenue	163,834			154,738			316,189			296,307
Operating income from continuing operations	37,641			37,840			71,051			71,614
Corporate
Operating loss from continuing operations	(13,125		)	(13,191		)	(25,535		)	(25,857		)
Continuing Operations
Product revenue	355,001			356,975			688,715			681,328
Service revenue	191,961			179,267			372,362			352,930
Total revenue	546,962			536,242			1,061,077			1,034,258
Operating income from continuing operations	75,997			66,266			127,576			126,843
Interest and other expense, net (see Note 5)	5,205			5,393			16,801			16,479
Income from continuing operations before income taxes	$	70,792		$	60,873		$	110,775		$	110,364