Cover Page - USD ($)	12 Months Ended
	Jan. 02, 2021	Feb. 19, 2021	Jun. 26, 2020
Cover [Abstract]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Jan. 02, 2021
Current Fiscal Year End Date	--01-02
Document Transition Report	false
Entity File Number	001-38713
Entity Registrant Name	YETI Holdings, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	45-5297111
Entity Address, Address Line One	7601 Southwest Parkway
Entity Address, City or Town	Austin
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	78735
City Area Code	512
Local Phone Number	394-9384
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	YETI
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 2,450,144,266
Entity Common Stock, Shares Outstanding		87,175,205
Documents Incorporated by Reference	Portions of the Proxy Statement for the registrant’s 2021 Annual Meeting of Stockholders, to be filed with the Securities and Exchange Commission no later than 120 days after January 2, 2021, are incorporated by reference in Part III herein.
Entity Central Index Key	0001670592
Amendment Flag	false
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY