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Stock-Based Compensation (Details) - Incentive Plan [Member] - Unvested Restricted Stock [Member]
3 Months Ended
Dec. 31, 2018
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Unvested Outstanding at beginning balance 1,729,491
Granted
Forfeited (13,202)
Vested (8,000)
Unvested Outstanding at ending balance 1,708,289