Employee Benefits (Changes In The Postretirement Benefit Obligation And Plan Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	$ 440,646	$ 406,901
Service cost for benefits earned	3,602	3,781	4,080
Interest cost on projected benefit obligation	24,373	24,191	23,685
Actuarial loss (gain)	78,026	28,018
Plan amendments
Adjustments for expense/tax contained in service cost
Plan participants' contributions
Benefits paid	(23,349)	(22,245)
Curtailments / settlements
Special termination benefits
Translation adjustments
Benefit obligation at end of year	523,298	440,646	406,901
Fair value of plan assets at beginning of year	347,084	304,890
Actual return on plan assets	25,172	41,273
Employer contributions	23,235	23,166
Participants' contributions
Benefits paid	(23,349)	(22,245)
Settlements
Translation adjustments
Fair value of plan assets at end of year	372,142	347,084	304,890
Funded status at end of year	(151,156)	(93,562)
Non-U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	625,052	621,259
Service cost for benefits earned	10,560	9,804	8,678
Interest cost on projected benefit obligation	34,033	32,954	30,978
Actuarial loss (gain)	43,067	16,432
Plan amendments	(191)
Adjustments for expense/tax contained in service cost	(2,382)	(2,153)
Plan participants' contributions	2,523	2,256
Benefits paid	(28,923)	(26,549)
Curtailments / settlements	(11,290)	(3,325)
Special termination benefits	738	178
Translation adjustments	(2,956)	(25,804)
Benefit obligation at end of year	670,231	625,052	621,259
Fair value of plan assets at beginning of year	671,559	660,176
Actual return on plan assets	53,853	48,553
Employer contributions	18,817	17,827
Participants' contributions	2,523	2,256
Benefits paid	(28,923)	(26,549)
Settlements	(11,290)	(1,056)
Translation adjustments	(4,173)	(29,648)
Fair value of plan assets at end of year	702,366	671,559	660,176
Funded status at end of year	32,135	46,507
Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	108,710	110,512
Service cost for benefits earned	1,178	1,378	1,644
Interest cost on projected benefit obligation	5,861	6,468	6,166
Actuarial loss (gain)	16,909	(5,426)
Plan participants' contributions	1,015	944
Benefits paid	(4,954)	(5,166)
Benefit obligation at end of year	128,719	108,710	110,512
Participants' contributions	1,015	944
Benefits paid	$ (4,954)	$ (5,166)