Document and Entity Information - USD ($)
12 Months Ended
Dec. 26, 2020
Feb. 12, 2021
Jun. 27, 2020
Cover [Abstract]   
Document Type10-K  
Amendment Flagfalse  
Document Annual Reporttrue  
Document Transition Reportfalse  
Document Period End DateDec. 26, 2020  
Document Fiscal Period FocusFY  
Document Fiscal Year Focus2020  
Current Fiscal Year End Date--12-26  
Entity File Number0-31983  
Entity Registrant NameGARMIN LTD  
Entity Central Index Key0001121788  
Entity Tax Identification Number98-0229227  
Entity Incorporation, State or Country CodeV8  
Entity Address, Address Line1Mühlentalstrasse 2  
Entity Address, City or TownSchaffhausen  
Entity Address, CountryCH  
Entity Address, Postal Zip Code8200  
City Area Code41 52  
Local Phone Number630 1600  
Title of 12(b) SecurityRegistered Shares, CHF 0.10 Per Share Par Value  
Trading SymbolGRMN  
Security Exchange NameNASDAQ  
Entity's Reporting Status CurrentYes  
Entity Voluntary FilersNo  
Entity Interactive Data CurrentYes  
Entity Filer CategoryLarge Accelerated Filer  
Entity Well-known Seasoned IssuerYes  
Entity Small Businessfalse  
Entity Emerging Growth Companyfalse  
Entity Shell Companyfalse  
ICFR Auditor Attestation Flagtrue  
Entity Common Stock, Shares Outstanding 191,571,374 
Entity Public Float  $ 14,141,000,000
Documents Incorporated by Reference


Documents incorporated by reference:


Portions of the following document are incorporated herein by reference into Part III of the Form 10-K as indicated:




Part of Form 10‑K into

which Incorporated



Company's Definitive Proxy Statement for the 2021 Annual Meeting of Shareholders which will be filed no later than 120 days after December 26, 2020.

Part III



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