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Valuation and Qualifying Accounts (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 03, 2025 | Dec. 29, 2023 | Dec. 30, 2022
Allowance For Bad Debt [Member] |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at Beginning of Year |  | $ 1,162 | $ 1,239 | $ 973
Provision Charged to Expense |  | 993 | 856 | 455
Provision Charged to Revenues |  | 0 | 0 | 0
Accounts Written-off Net of Recoveries | [1] | (804) | (933) | (189)
Balance at End of Year |  | 1,351 | 1,162 | 1,239
Allowance For Contract Losses [Member] |  |  |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at Beginning of Year |  | 4,119 | 4,954 | 3,450
Provision Charged to Expense |  | 0 | 0 | 0
Provision Charged to Revenues |  | 3,457 | 2,368 | 2,626
Accounts Written-off Net of Recoveries | [1] | (2,786) | (3,203) | (1,122)
Balance at End of Year |  | $ 4,790 | $ 4,119 | $ 4,954
[1] | Balance includes currency translation adjustments.

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