Pension (Accumulated Benefit Obligation in Excess of Plan Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Defined Benefit Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	$ 304,133	$ 333,428
Accumulated benefit obligation	297,320	322,802
Fair value of plan assets	257,562	277,389
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	268,218	289,157
Accumulated benefit obligation	268,218	289,157
Fair value of plan assets	257,562	276,914
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	35,915	44,271
Accumulated benefit obligation	29,102	33,645
Fair value of plan assets	$ 0	$ 475