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Commitments And Contingencies (Narrative) (Details) | 12 Months Ended
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Dec. 31, 2015 USD ($)
Commitments And Contingencies [Line Items] |
Income tax obligation | $ 2,500,000
Amount of damages claimed by plaintiff | $ 1,000,000
IRS [Member] |
Commitments And Contingencies [Line Items] |
Term of the installment plan | 4 years
Maximum [Member] |
Commitments And Contingencies [Line Items] |
Lease term | 35 years
Ownership percentage | 50.00%
Minimum [Member] |
Commitments And Contingencies [Line Items] |
Lease term | 1 year
Ownership percentage | 20.00%

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