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Fair Value Impairment of Indefinite-lived Intangible Assets Measured at Fair Value on a Nonrecurring Basis (Details) (Change in Fair Value from Asset Impairment [Member], USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2011
Change in Fair Value from Asset Impairment [Member] |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |
Impairment of intangible assets, finite-lived | $ 1.6

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- Details
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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Period Type: | duration