Note 18 - Segment Disclosures (Detail) - Segment Revenue Per Service (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jan. 02, 2011
Segment Revenue from Services	$ 5,450.5	$ 5,551.0	$ 4,950.3
Less: Intersegment revenue	(35.4)	(28.0)	(29.1)
Americas Commercial [Member]
Segment Revenue from Services	2,642.4	2,660.9	2,428.2
Americas PT [Member]
Segment Revenue from Services	1,029.7	982.8	889.0
Americas [Member]
Segment Revenue from Services	3,672.1	3,643.7	3,317.2
EMEA Commercial [Member]
Segment Revenue from Services	854.6	990.1	872.0
EMEA PT [Member]
Segment Revenue from Services	168.3	178.9	147.6
EMEA [Member]
Segment Revenue from Services	1,022.9	1,169.0	1,019.6
APAC Commercial [Member]
Segment Revenue from Services	343.2	397.6	355.3
APAC PT [Member]
Segment Revenue from Services	51.6	51.4	32.5
APAC [Member]
Segment Revenue from Services	394.8	449.0	387.8
OCG [Member]
Segment Revenue from Services	$ 396.1	$ 317.3	$ 254.8