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Summary of Significant Accounting Policies and Other Information - Narrative (Details) customer in Thousands, associate in Thousands, € in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 30, 2023 USD ($) customer reporting_unit country associate | Dec. 31, 2022 USD ($) | Jan. 01, 2022 USD ($) | Dec. 30, 2023 EUR (€) associate country | Dec. 31, 2022 EUR (€) | Oct. 02, 2022
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Countries where product is used (country) | country | 20 |  |  | 20 |  |
Global associates (associate) | associate | 17 |  |  | 17 |  |
Number of customers (over) | customer | 100 |  |  |  |  |
Equity investment | $ 10,832,000 | $ 10,653,000 |  |  |  |
Gain (loss) from equity method investments | 500,000 | 500,000 |  |  |  |
Equity method investments | $ 14,000,000 | 13,500,000 |  |  |  |
Number of reporting units | reporting_unit | 7 |  |  |  |  |
Impairments | $ 0 | 0 | $ 0 |  |  |
Allowance for credit losses | 2,200,000 | 1,600,000 |  |  |  |
Advertising expense | 4,000,000 | 3,800,000 | 2,100,000 |  |  |
Cost of sales | 1,462,416,000 | 1,506,984,000 | 1,308,002,000 |  |  |
Foreign exchange loss | 12,299,000 | 24,359,000 | 17,158,000 |  |  |
Loss contingency accrual | 2,700,000 | 1,700,000 |  | € 2.5 | € 1.6 |
Toll charge, noncurrent | 8,200,000 |  |  |  |  |
Toll charge, current | 6,600,000 |  |  |  |  |
90 days past due |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Allowance for credit losses | 5,400,000 | 4,800,000 |  |  |  |
Shipping and handling cost and expenses | Selling, General and Administrative Expenses |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Cost of sales | $ 15,400,000 | 13,900,000 | $ 15,400,000 |  |  |
Land use rights |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 50 years |  |  | 50 years |  |
Electronics – Passive Products and Sensors |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 110.00%
Electronics – Semiconductor |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 80.00%
Passenger Car Products |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 126.00%
Commercial Vehicle Products |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 47.00%
Automotive Sensors |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 58.00%
Relay Unit |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 23.00%
Fuse Unit |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Percentage of fair value in excess of carrying value |  |  |  |  |  | 369.00%
Minimum | Customer relationships |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 3 years |  |  | 3 years |  |
Minimum | Trademarks and tradenames |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 3 years |  |  | 3 years |  |
Minimum | Patents, licenses and software |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 4 years |  |  | 4 years |  |
Minimum | Distribution network |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 4 years |  |  | 4 years |  |
Maximum | Customer relationships |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 20 years |  |  | 20 years |  |
Maximum | Trademarks and tradenames |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 20 years |  |  | 20 years |  |
Maximum | Patents, licenses and software |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 17 years |  |  | 17 years |  |
Maximum | Distribution network |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Finite lived intangible asset weighted average useful life (years) | 10 years |  |  | 10 years |  |
Buildings |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 35 years |  |  | 35 years |  |
Equipment | Minimum |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 3 years |  |  | 3 years |  |
Equipment | Maximum |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 20 years |  |  | 20 years |  |
Furniture and Fixtures |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 7 years |  |  | 7 years |  |
Tooling |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 5 years |  |  | 5 years |  |
Computer Equipment |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Useful life (in years) | 3 years |  |  | 3 years |  |
Other long-term assets |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Marketable securities | $ 20,100,000 | 14,100,000 |  |  |  |
Polytronics |  |  |  |  |  |
Summary of Significant Accounting Policies and Other Information |  |  |  |  |  |
Ownership percentage | 6.70% |  |  | 6.70% |  |
Equity investment | $ 10,800,000 | $ 10,700,000 |  | € 9.7 | € 10.0 |

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