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Summary of Significant Accounting Policies - Additional Information (Details) $ / shares in Units, $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 26, 2020 USD ($) Customer $ / shares | Dec. 28, 2019 USD ($) Customer $ / shares | Dec. 29, 2018 USD ($) Customer $ / shares | Jun. 05, 2020 $ / shares | Jun. 07, 2019 $ / shares | Jun. 08, 2018 $ / shares
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Cumulative currency translation adjustments |  | $ 162,953 | $ 55,289 |  |  |  |
Foreign currency gains (losses) |  | 2,825 | (16,799) | $ (7,616) |  |  |
Intangible assets, net |  | 523,990 | 432,296 |  |  |  |
Accumulated amortization intangible assets |  | 279,633 | 239,776 |  |  |  |
Amortization expense intangible assets |  | 34,797 | 26,225 | 21,796 |  |  |
Amortization expense intangible assets, Next twelve months |  | 33,371 |  |  |  |  |
Amortization expense intangible assets, Year two |  | 30,255 |  |  |  |  |
Amortization expense intangible assets, Year three |  | 28,309 |  |  |  |  |
Amortization expense intangible assets, Year four |  | 26,357 |  |  |  |  |
Amortization expense intangible assets, Year five |  | 23,941 |  |  |  |  |
Goodwill |  | $ 584,210 | $ 467,108 | $ 301,017 |  |  |
Dividend payable per share | $ / shares |  |  |  |  | $ 2.44 | $ 2.28 | $ 2.12
Dividend paid | $ / shares |  | $ 1.22 | $ 1.14 | $ 1.06 |  |  |
Dividends |  | $ 450,631 | $ 417,264 | $ 296,148 |  |  |
Fair value available-for-sale securities unrealized gains (losses) |  | $ 20,474 | 585 |  |  |  |
Payment due period for shipment of product |  | 90 days |  |  |  |  |
Deferred revenues |  | $ 136,799 | 161,891 |  |  |  |
Deferred costs | [1] | 36,655 | 48,598 | 57,935 |  |  |
Advertising expense |  | 151,166 | 164,456 | 155,394 |  |  |
Research and development costs |  | 705,685 | 605,366 | 567,805 |  |  |
Capitalized costs |  | $ 63,610 | 24,267 |  |  |  |
ASU 2016-13 [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Change in accounting principle, accounting standards update, Adopted |  | true |  |  |  |  |
Change in accounting principle, accounting standards update, Immaterial Effect |  | true |  |  |  |  |
ASU 2017-08 [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Change in accounting principle, accounting standards update, Adopted |  | true |  |  |  |  |
Change in accounting principle, accounting standards update, Immaterial Effect |  | true |  |  |  |  |
Other Product Other Than Aviation Product [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Product warranty term |  | 2 years |  |  |  |  |
State Administration of Taxation, China [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Restricted retained earnings |  | $ 61,129 | 61,129 |  |  |  |
Auto PND [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Goodwill |  | $ 80,000 |  |  |  |  |
Estimated life of product |  | 3 years |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Acquired intangible assets useful life |  | 3 years |  |  |  |  |
Operating lease term, remaining |  | 1 year |  |  |  |  |
Advertising expense |  | $ 151,166 | $ 164,456 | $ 155,394 |  |  |
Minimum [Member] | Other Products [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Contractual service period |  | 1 year |  |  |  |  |
Minimum [Member] | Other Product Other Than Aviation Product [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Product warranty term |  | 1 year |  |  |  |  |
Minimum [Member] | Auto OEM [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Estimated map care period |  | 3 years |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Acquired intangible assets useful life |  | 10 years |  |  |  |  |
Operating lease term, remaining |  | 33 years |  |  |  |  |
Maximum [Member] | Other Products [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Contractual service period |  | 3 years |  |  |  |  |
Maximum [Member] | Other Product Other Than Aviation Product [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Product warranty term |  | 2 years |  |  |  |  |
Maximum [Member] | Auto OEM [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Estimated map care period |  | 10 years |  |  |  |  |
Customer Concentration Risk [Member] | Net Sales [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Number of customers contributed more than or equal to 10% of net sales | Customer |  | 0 | 0 | 0 |  |  |
Customer Concentration Risk [Member] | Net Sales [Member] | Minimum [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Concentration risk net sales |  |  |  | 20.00% |  |  |
Ten Customer Concentration Risk [Member] | Net Sales [Member] | Maximum [Member] |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Concentration risk net sales |  |  |  | 23.00% |  |  |
[1] | Deferred costs are comprised of both Deferred costs and Noncurrent deferred costs per the Consolidated Balance Sheets

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