Condensed Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jul. 01, 2016	Jun. 30, 2017	Jul. 01, 2016
Revenue:
Product	$ 445.6	$ 407.0	$ 851.0	$ 800.6
Service	110.0	109.7	216.8	211.3
Subscription	106.3	92.9	208.0	180.7
Total revenue	661.9	609.6	1,275.8	1,192.6
Cost of sales:
Product	219.8	199.4	414.2	389.4
Service	47.7	44.0	94.8	85.6
Subscription	27.4	26.6	54.2	53.3
Amortization of purchased intangible assets	20.5	24.0	39.5	48.1
Total cost of sales	315.4	294.0	602.7	576.4
Gross margin	346.5	315.6	673.1	616.2
Operating expense:
Research and development	90.8	92.0	179.5	179.7
Sales and marketing	100.4	97.4	195.2	194.1
General and administrative	75.1	65.6	144.4	133.9
Restructuring charges	2.3	4.5	5.2	6.3
Amortization of purchased intangible assets	15.3	15.6	29.6	31.8
Total operating expense	283.9	275.1	553.9	545.8
Operating income	62.6	40.5	119.2	70.4
Non-operating income (expense), net:
Interest expense, net	(6.0)	(6.6)	(12.1)	(13.2)
Foreign currency transaction gain (loss), net	0.0	(1.5)	1.4	(1.6)
Income from equity method investments, net	9.9	5.8	14.1	8.7
Other income, net	1.1	0.1	10.6	3.4
Total non-operating income (expense), net	5.0	(2.2)	14.0	(2.7)
Income before taxes	67.6	38.3	133.2	67.7
Income tax provision	17.7	2.7	32.8	12.4
Net income	49.9	35.6	100.4	55.3
Less: Net loss attributable to noncontrolling interests	0.0	(0.1)	0.0	(0.2)
Net income attributable to Trimble Inc.	$ 49.9	$ 35.7	$ 100.4	$ 55.5
Basic earnings per share	$ 0.20	$ 0.14	$ 0.40	$ 0.22
Shares used in calculating basic earnings per share	253.0	250.5	252.5	250.8
Diluted earnings per share	$ 0.19	$ 0.14	$ 0.39	$ 0.22
Shares used in calculating diluted earnings per share	257.1	253.7	256.5	253.9