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Share-Based Payments (Tables) | 6 Months Ended
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Mar. 31, 2019
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Restricted Stock Activity | The transactions for restricted shares and restricted share units for the six months ended March 31, 2019 were as follows:
| Shares /Units |  | Weighted- average Grant-date Fair Value
Non-vested at September 30, 2018 | 554,233 |  |  | $ | 55.71 |
Granted | 262,200 |  |  | 42.21 |
Vested | (174,816 | ) |  | 58.06 |
Expired or forfeited | (19,507 | ) |  | 45.91 |
Non-vested at March 31, 2019 | 622,110 |  |  | $ | 49.67 |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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