Pension Plans (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Oct. 02, 2011	Sep. 30, 2012	Oct. 02, 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			$ 11,760,000	$ 4,584,000
Pension Plans, Defined Benefit [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	2,300,000	1,700,000	7,000,000	5,400,000
Interest cost	3,600,000	3,000,000	10,800,000	8,900,000
Expected return on plan assets	(4,200,000)	(3,500,000)	(12,500,000)	(10,500,000)
Settlement cost	0	400,000	0	400,000
Amortization [Abstract]
Prior service cost	300,000	400,000	900,000	1,000,000
Recognized net actuarial loss	3,400,000	2,300,000	10,200,000	6,400,000
Net periodic benefit cost	5,400,000	4,300,000	16,400,000	11,600,000
Employer Contributions [Abstract]
Expected company contribution to its benefit plans	15,000,000		15,000,000
Other Postretirement Benefit Plans, Defined Benefit [Member]
Components of Net Periodic Benefit Cost [Abstract]
Service cost	100,000	200,000	400,000	500,000
Interest cost	100,000	100,000	300,000	500,000
Amortization [Abstract]
Prior service cost	(800,000)	(800,000)	(2,300,000)	(2,300,000)
Recognized net actuarial loss	0	0	0	200,000
Net periodic benefit cost	(600,000)	(500,000)	(1,600,000)	(1,100,000)
Employer Contributions [Abstract]
Expected company contribution to its benefit plans	1,000,000		1,000,000
Company contribution to benefit plans			$ 500,000