Pension Plans (Details) (USD $)	3 Months Ended		6 Months Ended
	Jul. 01, 2012	Jul. 03, 2011	Jul. 01, 2012	Jul. 03, 2011
Employer Contributions [Abstract]
Maximum percentage of total benefit obligation for international pension plans (in hundredths)	25.00%		25.00%
Company contribution to benefit plans			$ 7,852,000	$ 1,106,000
Pension Plans, Defined Benefit [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	2,300,000	1,900,000	4,700,000	3,700,000
Interest cost	3,600,000	3,000,000	7,200,000	5,900,000
Expected return on plan assets	(4,200,000)	(3,600,000)	(8,400,000)	(7,000,000)
Amortization [Abstract]
Prior service cost	300,000	300,000	600,000	600,000
Recognized net actuarial loss	3,400,000	2,100,000	6,800,000	4,100,000
Net periodic benefit cost	5,400,000	3,700,000	10,900,000	7,300,000
Employer Contributions [Abstract]
Expected company contribution to its benefit plans	13,000,000		13,000,000
Company contribution to benefit plans			7,852,000	1,106,000
Other Postretirement Benefit Plans, Defined Benefit [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	100,000	200,000	300,000	400,000
Interest cost	100,000	200,000	200,000	400,000
Amortization [Abstract]
Prior service cost	(800,000)	(800,000)	(1,600,000)	(1,600,000)
Recognized net actuarial loss		100,000		200,000
Net periodic benefit cost	(600,000)	(300,000)	(1,100,000)	(600,000)
Employer Contributions [Abstract]
Expected company contribution to its benefit plans	1,200,000		1,200,000
Company contribution to benefit plans			$ 300,000