Share-Based Payments - Non-vested Options Activity (Details) - All Plans - Employee Stock Option |
9 Months Ended |
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Jun. 30, 2016
$ / shares
shares
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| Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] | |
| Non-vested at beginning of period (in shares) | shares | 166,406 |
| Expired or forfeited (in shares) | shares | (89,240) |
| Non-vested at end of period (in shares) | shares | 77,166 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward] | |
| Non-vested, weighted-average grant-date fair value, beginning of period (in dollars per share) | $ / shares | $ 12.43 |
| Expired or forfeited, weighted-average grant-date fair value (in dollars per share) | $ / shares | 12.56 |
| Non-vested, weighted-average grant-date fair value, end of period (in dollars per share) | $ / shares | $ 12.29 |
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward] No definition available.
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- Definition Number of non-vested options outstanding. No definition available.
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Number of non-vested options forfeited. No definition available.
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- Definition Weighted average grant-date fair value of non-vested options forfeited. No definition available.
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- Definition Weighted average grant-date fair value of non-vested options outstanding. No definition available.
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