Restricted Cash and Cash Equivalents - Additional Information (Detail) - USD ($) $ in Millions |
Mar. 31, 2016 |
Mar. 31, 2015 |
|---|---|---|
| Cash and Cash Equivalents [Abstract] | ||
| Restricted cash and cash equivalents related to insurance policy | $ 5.0 | $ 5.0 |
| X | ||||||||||
- Definition Restricted cash and cash equivalents related to insurance policy. No definition available.
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| X | ||||||||||
- References No definition available.
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