Business Combinations Acquisitions (Schedule Of Acquired Finite-Lived And Indefinite-Lived Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended
	Jun. 10, 2011
Total identifiable intangible assets	$ 74,270
June 10,2011 Intellectual Property [Member]
Acquired Finite-lived Intangible Asset, Amount	36,660
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	5
June 10,2011 Customer Relationship [Member]
Acquired Finite-lived Intangible Asset, Amount	26,200
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	5
June 10,2011 In Process Research & Development [Member]
Acquired Finite-lived Intangible Asset, Amount	4,510
June 10, 2011 Backlog [Member]
Acquired Finite-lived Intangible Asset, Amount	3,900
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	0.3
June 10, 2011 Trademark [Member]
Acquired Indefinite-lived Intangible Asset, Amount	$ 3,000
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	5