Cover Page - shares	9 Months Ended
	Oct. 01, 2021	Nov. 01, 2021
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Oct. 01, 2021
Document Transition Report	false
Entity File Number	001-14845
Entity Registrant Name	TRIMBLE INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	94-2802192
Entity Address, Address Line One	935 Stewart Drive
Entity Address, City or Town	Sunnyvale
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94085
City Area Code	408
Local Phone Number	481-8000
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
Entity Shell Company	false
Title of 12(b) Security	Common Stock, $0.001 par value per share
Trading Symbol	TRMB
Security Exchange Name	NASDAQ
Entity Common Stock, Shares Outstanding		251,008,389
Amendment Flag	false
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Entity Central Index Key	0000864749
Current Fiscal Year End Date	--12-31