Benefit Plans (Estimated Benefit Payments For The Next Five Years And For The Years 2017 Through 2021) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011
U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2012	$ 6,041
2013	5,648
2014	5,496
2015	5,219
2016	5,227
Aggregate 2017-2021	24,968
Non-U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2012	7,250
2013	8,983
2014	8,890
2015	9,745
2016	9,965
Aggregate 2017-2021	61,715
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
2012	1,685
2013	1,714
2014	1,719
2015	1,719
2016	1,675
Aggregate 2017-2021	$ 7,208