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Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2023

Segment Reporting [Abstract]

Segment Reporting Information, by Segment

Segment information for the three months ended March 31, 2023 and April 1, 2022 follows:

Revenues

		Three Months Ended
(In thousands)		March 31, 2023				April 1, 2022
Engineering and Other Scientific		$	117,048			$	104,615
Environmental and Health			23,261				23,863
Total revenues		$	140,309			$	128,478

Operating Income

		Three Months Ended
(In thousands)		March 31, 2023				April 1, 2022
Engineering and Other Scientific		$	43,619			$	38,490
Environmental and Health			7,554				7,835
Total segment operating income			51,173				46,325
Corporate operating expense			(22,053	)			(9,608	)
Total operating income		$	29,120			$	36,717

Certain operating expenses are excluded from the Company’s measure of segment operating income. These expenses include costs associated with its human resources, finance, information technology, and business development groups; the deferred compensation expense/benefit due to the change in value of assets associated with its deferred compensation plan; stock-based compensation associated with restricted stock unit and stock option awards; and the change in its allowance for contract losses and doubtful accounts.

Capital Expenditures

		Three Months Ended
(In thousands)		March 31, 2023				April 1, 2022
Engineering and Other Scientific		$	1,408			$	564
Environmental and Health			95				50
Total segment capital expenditures			1,503				614
Corporate capital expenditures			4,358				2,181
Total capital expenditures		$	5,861			$	2,795

Certain capital expenditures associated with the Company’s corporate cost centers and the related depreciation are excluded from the Company’s segment information.

Depreciation and Amortization

		Three Months Ended
(In thousands)		March 31, 2023				April 1, 2022
Engineering and Other Scientific		$	1,306			$	1,039
Environmental and Health			48				42
Total segment depreciation and amortization			1,354				1,081
Corporate depreciation and amortization			634				608
Total depreciation and amortization		$	1,988			$	1,689

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599

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- References

No definition available.

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