Condensed Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013	Jun. 29, 2012
Revenue:
Product	$ 425,880	$ 402,198	$ 838,667	$ 800,736
Service	84,511	63,595	166,107	121,025
Subscription	65,902	51,767	127,630	98,066
Total revenue	576,293	517,560	1,132,404	1,019,827
Cost of sales:
Product	200,493	199,135	399,194	392,179
Service	32,549	21,455	63,392	43,976
Subscription	20,995	15,978	40,967	30,409
Amortization of purchased intangible assets	19,855	13,296	39,536	26,417
Total cost of sales	273,892	249,864	543,089	492,981
Gross margin	302,401	267,696	589,315	526,846
Operating expenses
Research and development	76,555	64,305	150,163	124,540
Sales and marketing	85,307	77,589	168,930	153,613
General and administrative	52,760	49,987	104,730	96,873
Restructuring charges	2,966	1,112	4,571	1,593
Amortization of purchased intangible assets	19,908	15,782	39,559	31,458
Total operating expense	237,496	208,775	467,953	408,077
Consolidated operating income	64,905	58,921	121,362	118,769
Non-operating income, net
Interest expense, net	(4,255)	(3,773)	(9,326)	(7,636)
Foreign currency transaction gain (loss)	600	196	(969)	(2,017)
Income from equity method investments	7,157	7,063	11,414	13,255
Other income, net	284	884	579	1,247
Total non-operating income , net	3,786	4,370	1,698	4,849
Income before taxes	68,691	63,291	123,060	123,618
Income tax provision	13,738	10,126	19,175	20,381
Net income	54,953	53,165	103,885	103,237
Less: Net gain (loss) attributable to noncontrolling interests	372	(527)	(504)	(1,273)
Net income attributable to Trimble Navigation Ltd.	$ 54,581	$ 53,692	$ 104,389	$ 104,510
Basic earnings per share	$ 0.21	$ 0.21	$ 0.41	$ 0.42
Shares used in calculating basic earnings per share	256,186	250,732	255,683	249,736
Diluted earnings per share	$ 0.21	$ 0.21	$ 0.40	$ 0.41
Shares used in calculating diluted earnings per share	260,533	256,586	260,416	256,052