Segment Information (Segment Information Of Revenues, Gross Profit And Operating Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013
Revenues	$ 757.6	$ 688.3	$ 1,464.1	$ 1,349.3
Segment gross profit	278.1	236.9	535.4	446.9
Segment operating income (loss)	97.1	64.5	186.4	103.9
Applications Products Group [Member]
Revenues	301.2	251.5	580.7	496.5
Segment gross profit	136.9	110.4	263.0	217.3
Segment operating income (loss)	36.5	22.2	74.3	49.7
Standard Products Group [Member]
Revenues	303.7	276.4	596.6	541.6
Segment gross profit	110.2	106.0	216.4	200.5
Segment operating income (loss)	60.7	65.3	120.9	122.9
System Solutions Group [Member]
Revenues	152.7	160.4	286.8	311.2
Segment gross profit	31.0	20.5	56.0	29.1
Segment operating income (loss)	$ (0.1)	$ (23.0)	$ (8.8)	$ (68.7)