Business Combinations (Summary Of Estimated Fair Values Of The Intangible Assets Acquired) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 15, 2011
Business Acquisition [Line Items]
Total intangible assets	$ 191,491
Customer Relationships [Member]
Business Acquisition [Line Items]
Amortizing intangible assets	57,380
Product Technology [Member]
Business Acquisition [Line Items]
Amortizing intangible assets	2,337
Other Amortizable Intangible Assets [Member]
Business Acquisition [Line Items]
Amortizing intangible assets	2,547
Trademarks [Member]
Business Acquisition [Line Items]
Non-amortizing intangible assets	17,006
Goodwill [Member]
Business Acquisition [Line Items]
Non-amortizing intangible assets	$ 112,221

The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 44

-Subparagraph a(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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275

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