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Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
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Oct. 02, 2021
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Income | The components of accumulated other comprehensive loss are detailed as follows (in thousands):
|  | Currency Translation |  |  | Unrealized Gain (Loss) on Retirement Plans |  |  | Unrealized Gain on Investments |  |  | Accumulated Other Comprehensive Loss |
Balance at December 31, 2020 |  | $ | (98,082 | ) |  | $ | (19,861 | ) |  | $ | — |  |  | $ | (117,943 | )
Other comprehensive income (loss), net of tax |  |  | 1,256 |  |  |  | 1,071 |  |  |  | 2 |  |  |  | 2,329 |
Balance at October 2, 2021 |  | $ | (96,826 | ) |  | $ | (18,790 | ) |  | $ | 2 |  |  | $ | (115,614 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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