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v3.25.3

Segment Information and Geographical Data (Narrative) (Details) $ in Thousands | 9 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 26, 2025 USD ($) Segment | May 15, 2025 USD ($) | Dec. 27, 2024 USD ($) | Sep. 23, 2024 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of operating segments | Segment | 3 |  |  |
Number of reportable segments | Segment | 3 |  |  |
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] | Chief Executive Officer [Member] |  |  |
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description | The CODM primarily uses revenue before reimbursement generated by the segment, cost of sales, gross margin, selling, general and administrative costs and contribution margin as a measure of profitability for each of its segments as these measures provide a comprehensive view of the segments’ financial performance. The measurement criteria for segment contribution is substantially the same for each reportable segment, excluding any unusual or infrequent items, if any. |  |  |
Goodwill | $ 90,565 |  | $ 89,782 |
Goodwill included in foreign assets | 14,900 |  | 14,000 |
Global S&BT [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Goodwill | 63,873 |  | 63,090 |
United Kingdom [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Goodwill | 13,900 |  | $ 13,100 |
United Kingdom [Member] | Global S&BT [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Goodwill | 5,800 |  |  |
Leewayhertz Technologies Private Limited [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Goodwill |  |  |  | $ 5,876
Intangible assets | 2,500 |  |  | $ 2,500
Leewayhertz Technologies Private Limited [Member] | United States [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Goodwill | 5,800 |  |  |
Spend Matters LLC [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Intangible assets |  | $ 2,000 |  |
Spend Matters LLC [Member] | United States [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Intangible assets | $ 4,000 |  |  |

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