SEGMENT INFORMATION

The following table presents revenue and other financial information by reportable segment:



	Three Months Ended				Six Months Ended
	July 1, 2017		June 25, 2016		July 1, 2017		June 25, 2016

	(in thousands)
RMS
Revenue	$	124,002	$	125,058	$	251,163	$	248,397
Operating income	33,579		35,445		71,290		71,831
Depreciation and amortization	4,945		5,118		10,037		10,368
Capital expenditures	4,404		2,381		7,007		3,434
DSA
Revenue	$	252,092	$	221,059	$	479,850	$	379,042
Operating income	51,690		32,381		90,350		63,211
Depreciation and amortization	18,965		18,600		38,334		30,557
Capital expenditures	7,102		4,644		15,425		9,351
Manufacturing
Revenue	$	93,035	$	87,938	$	183,879	$	161,484
Operating income	29,041		27,121		55,642		46,736
Depreciation and amortization	5,787		6,525		11,749		12,501
Capital expenditures	1,939		4,256		4,231		6,385

For the three months ended July 1, 2017 and June 25, 2016, reconciliations of segment operating income, depreciation and amortization, and capital expenditures to the respective consolidated amounts are as follows:



	Operating Income						Depreciation and Amortization				Capital Expenditures
	July 1, 2017			June 25, 2016			July 1, 2017		June 25, 2016		July 1, 2017		June 25, 2016

	(in thousands)
Total reportable segments	$	114,310		$	94,947		$	29,697	$	30,243	$	13,445	$	11,281
Unallocated corporate	(33,000		)	(36,886		)	2,102		2,110		2,552		510
Total consolidated	$	81,310		$	58,061		$	31,799	$	32,353	$	15,997	$	11,791

For the six months ended July 1, 2017 and June 25, 2016, reconciliations of segment operating income, depreciation and amortization, and capital expenditures to the respective consolidated amounts are as follows:



	Operating Income						Depreciation and Amortization				Capital Expenditures
	July 1, 2017			June 25, 2016			July 1, 2017		June 25, 2016		July 1, 2017		June 25, 2016

	(in thousands)
Total reportable segments	$	217,282		$	181,778		$	60,120	$	53,426	$	26,663	$	19,170
Unallocated corporate	(66,500		)	(72,245		)	4,090		3,582		5,254		871
Total consolidated	$	150,782		$	109,533		$	64,210	$	57,008	$	31,917	$	20,041

Revenue for each significant product or service offering is as follows:



	Three Months Ended				Six Months Ended
	July 1, 2017		June 25, 2016		July 1, 2017		June 25, 2016

	(in thousands)
RMS	$	124,002	$	125,058	$	251,163	$	248,397
DSA	252,092		221,059		479,850		379,042
Manufacturing	93,035		87,938		183,879		161,484
Total revenue	$	469,129	$	434,055	$	914,892	$	788,923

A summary of unallocated corporate expense consists of the following:



	Three Months Ended				Six Months Ended
	July 1, 2017		June 25, 2016		July 1, 2017		June 25, 2016

	(in thousands)
Stock-based compensation	$	7,421	$	7,746	$	13,004	$	13,854
Compensation, benefits, and other employee-related expenses	11,079		7,738		26,041		20,279
External consulting and other service expenses	4,085		6,656		9,852		11,832
Information technology	3,617		2,364		6,010		5,496
Depreciation	2,102		2,111		4,090		3,583
Acquisition and integration	1,191		7,260		1,212		11,023
Other general unallocated corporate	3,505		3,011		6,291		6,178
Total unallocated corporate expense	$	33,000	$	36,886	$	66,500	$	72,245

Other general unallocated corporate expense consists of various departmental costs including those associated with departments such as senior executives, corporate accounting, legal, tax, human resources, treasury, and investor relations.