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Segment Reporting (Tables) | 12 Months Ended
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Dec. 30, 2022
Segment Reporting [Abstract] |
Segment Reporting Information, by Segment | Segment information is presented for selected data from the statements of income and statements of cash flows for 2022, 2021 and 2020. Segment information for selected data from the balance sheets is presented for the fiscal years ended December 30, 2022 and December 31, 2021. The Company’s CEO, the chief operating decision maker, does not review total assets in her evaluation of segment performance and capital allocation. Revenues
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |  |  | 2020 |
Engineering and Other Scientific |  | $ | 427,796 |  |  | $ | 380,909 |  |  | $ | 319,346 |
Environmental and Health |  |  | 85,497 |  |  |  | 85,360 |  |  |  | 80,554 |
Total revenues |  | $ | 513,293 |  |  | $ | 466,269 |  |  | $ | 399,900 |
Operating Income
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |  |  | 2020 |
Engineering and Other Scientific |  | $ | 152,679 |  |  | $ | 140,400 |  |  | $ | 100,616 |
Environmental and Health |  |  | 27,340 |  |  |  | 27,952 |  |  |  | 26,728 |
Total segment operating income |  |  | 180,019 |  |  |  | 168,352 |  |  |  | 127,344 |
Corporate operating expense |  |  | (39,177 | ) |  |  | (59,425 | ) |  |  | (44,095 | )
Total operating income |  | $ | 140,842 |  |  | $ | 108,927 |  |  | $ | 83,249 |
Capital Expenditures
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |  |  | 2020 |
Engineering and Other Scientific |  | $ | 4,661 |  |  | $ | 2,792 |  |  | $ | 2,237 |
Environmental and Health |  |  | 174 |  |  |  | 160 |  |  |  | 102 |
Total segment capital expenditures |  |  | 4,835 |  |  |  | 2,952 |  |  |  | 2,339 |
Corporate capital expenditures |  |  | 7,812 |  |  |  | 3,685 |  |  |  | 2,768 |
Total capital expenditures |  | $ | 12,647 |  |  | $ | 6,637 |  |  | $ | 5,107 |
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
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |  |  | 2020 |
Engineering and Other Scientific |  | $ | 4,489 |  |  | $ | 4,031 |  |  | $ | 4,239 |
Environmental and Health |  |  | 171 |  |  |  | 193 |  |  |  | 196 |
Total segment depreciation and amortization |  |  | 4,660 |  |  |  | 4,224 |  |  |  | 4,435 |
Corporate depreciation and amortization |  |  | 2,419 |  |  |  | 2,263 |  |  |  | 2,436 |
Total depreciation and amortization |  | $ | 7,079 |  |  | $ | 6,487 |  |  | $ | 6,871 |
Operations In Different Geographical Areas | Information regarding the Company’s operations in different geographical areas: Property, Equipment and Leasehold Improvements, net
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |
United States |  | $ | 64,742 |  |  | $ | 59,001 |
Foreign Countries |  |  | 797 |  |  |  | 970 |
Total |  | $ | 65,539 |  |  | $ | 59,971 |
Revenues (1)
|  | Fiscal Years |
(In thousands) |  | 2022 |  |  | 2021 |  |  | 2020 |
United States |  | $ | 450,445 |  |  | $ | 397,001 |  |  | $ | 353,565 |
Foreign Countries |  |  | 62,848 |  |  |  | 69,268 |  |  |  | 46,335 |
Total |  | $ | 513,293 |  |  | $ | 466,269 |  |  | $ | 399,900 |
(1) Geographic revenues are allocated based on the location of the client.
Schedule of Goodwill | Below is a breakdown of goodwill, reported by segment as of December 30, 2022 and December 31, 2021:
(In thousands) |  | Environmental and Health |  |  | Engineering and Other Scientific |  |  | Total |
Goodwill |  | $ | 8,099 |  |  | $ | 508 |  |  | $ | 8,607 |

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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 + Details
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