Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||
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Dec. 31, 2011
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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Intangible Assets [Abstract] | ||||
Impairment charge | $ 2.2 | |||
Fully amortized definite-lived intangible assets expired | 5.6 | |||
Definite-lived intangible assets amortization expense | $ 0.4 | $ 0.6 | $ 0.6 |
X | ||||||||||
- Definition
Fully Amortized Definite Lived Intangible Assets Expired No definition available.
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X | ||||||||||
- Definition
Aggregate amount of intangible asset amortization recognized as expense during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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X | ||||||||||
- Definition
The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an indefinite-lived intangible asset, other than goodwill, to fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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