Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income from continuing operations before income taxes:
U.S.	$ 10,343	$ 8,853	$ (630)
International	97,231	83,409	91,605
Income from continuing operations before income taxes	107,574	92,262	90,975
Current:
U.S. – federal	8,356	579	12,223
U.S. – state	539	24	(128)
International	16,933	13,418	11,695
Current Income Tax Expense (Benefit)	25,828	14,021	23,790
Deferred:
U.S. – federal	13,792	4,610	(6,382)
U.S. – state	(110)	566	928
International	(4,257)	(6,765)	(2,316)
Deferred Income Tax Expense (Benefit)	9,425	(1,589)	(7,770)
Income taxes	$ 35,253	$ 12,432	$ 16,020