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Fair Value Measurements (The Carrying Value And Estimated Fair Value Of Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Carrying Value	$ 64,532us-gaap_SecuredDebt	$ 65,977us-gaap_SecuredDebt
Discontinued operations, Carrying Value	21,162us-gaap_LiabilitiesOfAssetsHeldForSale	26,710us-gaap_LiabilitiesOfAssetsHeldForSale
Long-term debt, Total	85,694us-gaap_LongTermDebt
Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Carrying Value	64,532	65,977
Discontinued operations, Carrying Value	21,162	26,710
Long-term debt, Total	85,694	92,687
Estimated Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Estimated Fair Value	64,089	65,962
Discontinued operations, Estimated Fair Value	21,354	26,376
Total Estimated Fair Value	$ 85,443	$ 92,338

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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