Segment Reporting (Tables)

3 Months Ended

Apr. 03, 2015

Disclosure Segment Information [Abstract]

Segment Reporting Information, by Segment

Segment information for the three months ended April 3, 2015 and April 4, 2014 follows:

Revenues
	Three Months Ended
(In thousands)	April 3, 2015		April 4, 2014
Engineering and Other Scientific	$	59,801	$	55,827
Environmental and Health		20,492		20,135
Total revenues	$	80,293	$	75,962

Operating Income
	Three Months Ended
(In thousands)	April 3, 2015		April 4, 2014
Engineering and Other Scientific	$	19,245	$	18,818
Environmental and Health		6,464		5,973
Total segment operating income		25,709		24,791
Corporate operating expense		(10,681)		(10,697)
Total operating income	$	15,028	$	14,094

Capital Expenditures
	Three Months Ended
(In thousands)	April 3, 2015		April 4, 2014
Engineering and Other Scientific	$	392	$	530
Environmental and Health		24		55
Total segment capital expenditures		416		585
Corporate capital expenditures		211		330
Total capital expenditures	$	627	$	915

Depreciation and Amortization
	Three Months Ended
(In thousands)	April 3, 2015		April 4, 2014
Engineering and Other Scientific	$	1,104	$	873
Environmental and Health		43		47
Total segment depreciation and amortization		1,147		920
Corporate depreciation and amortization		234		402
Total depreciation and amortization	$	1,381	$	1,322