Goodwill And Other Intangible Assets (Schedule Of Definite Lived Intangible Assets, Net) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014
Acquisitions [Abstract]
Gross balance at December 31, 2013	$ 43,552
Decrease due to the GMP Sale	6,233
Impact of foreign currency exchange rates	(3,882)
Gross balance at December 31, 2014	$ 33,437

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

Name:	us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant