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Intangible Assets (Finite Lived) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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|---|---|---|---|
| FiniteLivedIntangibleAssetsLineItems | |||
| FiniteLivedIntangibleAssetsGross | $ 39,235 | $ 35,610 | |
| FiniteLivedIntangibleAssetsAccumulatedAmortization | 22,675 | 19,775 | |
| Net other intangible assets | 16,560 | 15,835 | 17,717 |
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ComputerSoftwareIntangibleAssetMember
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| FiniteLivedIntangibleAssetsLineItems | |||
| FiniteLivedIntangibleAssetsGross | 35,416 | 30,392 | |
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CustomerRelationshipsMember
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| FiniteLivedIntangibleAssetsLineItems | |||
| FiniteLivedIntangibleAssetsGross | 3,036 | 4,435 | |
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Right Of Way [Member]
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| FiniteLivedIntangibleAssetsLineItems | |||
| FiniteLivedIntangibleAssetsGross | $ 783 | $ 783 |
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- Definition
Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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