Segment Information (Schedule Of Long-lived Assets By Geographic Area) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Segment Reporting Information [Line Items]
Long-lived assets	$ 201,594	$ 108,660
United States [Member]
Segment Reporting Information [Line Items]
Long-lived assets	128,646	49,863
Germany [Member]
Segment Reporting Information [Line Items]
Long-lived assets	9,279	8,436
Other Europe [Member]
Segment Reporting Information [Line Items]
Long-lived assets	47,495	43,194
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Long-lived assets	$ 16,174	$ 7,167

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 131

-Paragraph 38

-Subparagraph b(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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