Shareholders' Equity And Comprehensive Income (Narrative) (Details) |
Sep. 30, 2011 |
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|---|---|---|---|---|
Bloom Lake [Member] |
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| Percent ownership interest | 75.00% | |||
Tilden [Member] |
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| Percent ownership interest | 85.00% | |||
Empire [Member] |
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| Percent ownership interest | 79.00% | |||
RenewaFUEL [Member] |
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| Percent ownership interest | 95.00% | [1] | ||
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| X | ||||||||||
- Definition The percentage of ownership of common stock or equity participation in the investee.
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