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Property And Equipment (Narrative) (Details) (USD $)
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3 Months Ended | |
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Mar. 31, 2012
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Mar. 31, 2011
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| Property And Equipment [Abstract] | ||
| Cumulative capitalization of general and administrative costs incurred and capitalized to the full cost pool | $ 25,470,000 | |
| Capitalized general and administrative costs | $ 1,976,000 | $ 1,377,000 |
| X | ||||||||||
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- Definition
General and administrative costs capitalized to the full cost pool. No definition available.
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| X | ||||||||||
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- Definition
Cumulative capitalization of general and administrative costs incurred and capitalized to the full cost pool. No definition available.
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| X | ||||||||||
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- Details
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