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Schedule of Property, Plant and Equipment, Estimated Useful Lives (Details)
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3 Months Ended |
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Jun. 30, 2012
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| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 1 |
3 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 2 |
5 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 3 |
3 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 4 |
30 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 5 |
30 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 6 |
5 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 7 |
15 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 8 |
30 |
| Summary Of Significant Accounting Policies Schedule Of Property, Plant And Equipment, Estimated Useful Lives 9 |
30 |