Employee Benefits (Plan Assets And Benefit Obligations Of Defined Benefit Pension Plans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Defined Benefit Plan Disclosure [Line Items]
Settlement and curtailment	$ 3,583
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost for benefits earned	3,602	3,781	4,080
Interest cost on projected benefit obligation	24,373	24,191	23,685
Expected return on plan assets	(25,070)	(24,146)	(24,616)
Net amortization and deferrals	11,888	7,441	6,413
Settlement and curtailment	444
Special termination benefits
Net periodic benefit cost	15,237	11,267	9,562
Defined contribution and other retirement plans	6,550	7,169	6,255
Total expense	21,787	18,436	15,817
Net actuarial loss (gain)	77,924	10,891
Recognized actuarial loss	(11,441)	(6,951)
Prior service cost	(891)	(490)
Total recognized in OCI (before tax effects)	65,592	3,450
Non-U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost for benefits earned	10,560	9,804	8,678
Interest cost on projected benefit obligation	34,033	32,954	30,978
Expected return on plan assets	(45,386)	(41,569)	(40,589)
Net amortization and deferrals	5,360	5,214	3,004
Settlement and curtailment	3,139	182	440
Special termination benefits	738	178
Net periodic benefit cost	8,444	6,763	2,511
Defined contribution and other retirement plans	4,113	4,459	4,135
Total expense	12,557	11,222	6,646
Net actuarial loss (gain)	32,218	5,026
Recognized actuarial loss	(8,352)	(5,254)
Prior service cost	(191)	(142)
Recognized prior service cost	(147)
Currency translation adjustment	355	(5,191)
Total recognized in OCI (before tax effects)	$ 23,883	$ (5,561)