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Goodwill And Intangible Assets (Summary Of The Intangible Assets Subject To Amortization) (Details) (USD $)
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Jun. 30, 2013
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Dec. 31, 2012
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|---|---|---|
| Finite-Lived Intangible Assets [Line Items] | ||
| Gross carrying amount | $ 31,892,000 | $ 31,996,000 |
| Less: Accumulated amortization | 17,371,000 | 16,335,000 |
| Total, net | 14,521,000 | 15,661,000 |
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Beneficial Leases [Member]
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| Finite-Lived Intangible Assets [Line Items] | ||
| Gross carrying amount | 24,185,000 | 24,284,000 |
| Less: Accumulated amortization | 13,631,000 | 12,873,000 |
| Total, net | 10,554,000 | 11,411,000 |
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Trade Name [Member]
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| Finite-Lived Intangible Assets [Line Items] | ||
| Gross carrying amount | 7,254,000 | 7,254,000 |
| Less: Accumulated amortization | 3,288,000 | 3,059,000 |
| Total, net | 3,966,000 | 4,195,000 |
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Other Intangible Assets [Member]
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| Finite-Lived Intangible Assets [Line Items] | ||
| Gross carrying amount | 453,000 | 458,000 |
| Less: Accumulated amortization | 452,000 | 403,000 |
| Total, net | $ 1,000 | $ 55,000 |