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Status of Discussions With Lenders and Noteholders / Audit Opinion - Additional Information (Detail) | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016
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Minimum |  |  |
Status Of Discussions With Lenders And Noteholders Audit Opinion [Line Items] |  |  |
Interest coverage ratio | 300.00% | 300.00% | 300.00%

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- Definition Status of discussions with lenders and noteholders audit opinion. + References No definition available. + Details
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