Condensed Consolidated Statements Of Income (unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Oct. 01, 2021	Sep. 30, 2022	Oct. 01, 2021
Revenue:
Total revenue	$ 884.9	$ 901.4	$ 2,819.8	$ 2,733.1
Cost of sales:
Amortization of purchased intangible assets	19.9	22.0	63.4	66.1
Total cost of sales	369.5	396.9	1,217.3	1,209.9
Gross margin	515.4	504.5	1,602.5	1,523.2
Operating expense:
Research and development	127.0	132.5	407.4	400.2
Sales and marketing	137.1	125.5	407.9	373.1
General and administrative	109.6	85.2	318.0	270.2
Restructuring	8.2	1.5	20.5	7.5
Amortization of purchased intangible assets	11.1	12.3	34.5	39.0
Total operating expense	393.0	357.0	1,188.3	1,090.0
Operating income	122.4	147.5	414.2	433.2
Non-operating income, net:
Divestitures gain, net	6.0	19.1	103.1	41.5
Interest expense, net	(15.6)	(15.9)	(46.9)	(49.4)
Income from equity method investments, net	6.8	8.5	22.3	30.3
Other income (expense), net	(1.7)	(2.5)	(14.7)	0.9
Total non-operating (expense) income, net	(4.5)	9.2	63.8	23.3
Income before taxes	117.9	156.7	478.0	456.5
Income tax provision	32.1	32.7	113.9	79.0
Net income	85.8	124.0	364.1	377.5
Net income attributable to noncontrolling interests	0.0	0.0	0.0	0.1
Net income attributable to Trimble Inc.	$ 85.8	$ 124.0	$ 364.1	$ 377.4
Earnings per share attributable to Trimble Inc.:
Basic (in usd per share)	$ 0.35	$ 0.49	$ 1.46	$ 1.50
Diluted (in usd per share)	$ 0.34	$ 0.49	$ 1.45	$ 1.48
Shares used in calculating earnings per share:
Basic (in shares)	247.5	251.8	249.1	251.5
Diluted (in shares)	248.9	254.5	250.8	254.3
Product
Revenue:
Total revenue	$ 503.9	$ 551.2	$ 1,690.0	$ 1,685.5
Cost of sales:
Cost of sales, excluding amortization	240.7	266.7	819.0	808.4
Service
Revenue:
Total revenue	158.3	159.9	477.4	484.3
Cost of sales:
Cost of sales, excluding amortization	53.9	55.5	180.6	173.1
Subscription
Revenue:
Total revenue	222.7	190.3	652.4	563.3
Cost of sales:
Cost of sales, excluding amortization	$ 55.0	$ 52.7	$ 154.3	$ 162.3