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Employee Benefit Plans (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 30, 2017 | Dec. 31, 2016 | Dec. 26, 2015
Expenses related to other defined contribution plans | $ 43,826 | $ 40,844 | $ 37,489
Defined Contribution Retirement Plan [Member] | Garmin (Europe) Ltd [Member] |  |  |
Maximum annually percentage of employees contribution to retirement plan | 7.50% |  |
Defined Contribution Retirement Plan [Member] | Garmin International, Inc & Other U.S. - based Subsidiaries Sponsor [Member] |  |  |
Maximum annually percentage of employees contribution to retirement plan | 50.00% |  |

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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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