Goodwill and Intangible Assets (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Goodwill [Roll Forward]
Goodwill beginning balance	$ 84,714,000
Translation adjustment	(206,000)
Goodwill ending balance	84,508,000
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	86,929,000		86,925,000
Accumulated amortization	(34,227,000)		(32,245,000)
Translation adjustment	(6,949,000)		(7,000,000)
Total	45,753,000		47,680,000
Intangible assets with indefinite lives [Abstract]
Gross carrying amount	6,403,000		6,403,000
Translation adjustment	(494,000)		(512,000)
Net value	5,909,000		5,891,000
Total Intangible assets, net	51,662,000		53,571,000
Amortization of Intangible Assets	$ 2,000,000	$ 2,000,000