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Organization And Summary Of Significant Accounting Policies (The Carrying Value And Estimated Fair Value Of Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Carrying Value	$ 74,277us-gaap_SecuredDebt	$ 76,958us-gaap_SecuredDebt
Discontinued operations, Carrying Value	18,410us-gaap_LiabilitiesOfAssetsHeldForSale	41,087us-gaap_LiabilitiesOfAssetsHeldForSale
Long-term Debt, Total	92,687us-gaap_LongTermDebt	118,045us-gaap_LongTermDebt
Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Carrying Value	74,277	76,958
Discontinued operations, Carrying Value	18,410	41,087
Long-term Debt, Total	92,687	118,045
Estimated Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Continuing operations, Estimated Fair Value	74,518	68,614
Discontinued operations, Estimated Fair Value	17,820	37,055
Total Estimated Fair Value	$ 92,338	$ 105,669

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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