Income Taxes (Schedule of Components of Income Tax (Benefit)/Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
Income tax based on income from continuing operations, at estimated tax rates of 32%, 34%, and 49%, respectively	$ 16,388	$ 25,703	$ 15,172
Pension plan settlements		(3,194)
Income tax before discrete items	$ 16,388	$ 22,509	$ 15,172
Discrete tax (benefit)/expense:
Worthless stock deduction	$ (28,553)
Repatriation of non-U.S. prior years' earnings		$ 2,210	$ 618
Provision for/resolution of tax audits and contingencies, net	$ 6,500	744	2,643
Adjustments to prior period tax liabilities	(867)	397	(942)
Provision for/adjustment to beginning of year valuation allowances	75	$ (109)	(3,741)
Enacted tax legislation	$ 670		(282)
Other discrete tax adjustments, net			(96)
Total income tax (benefit)/expense	$ (5,787)	$ 25,751	$ 13,372
Estimated tax rate	32.00%	34.00%	49.00%