Earnings (Loss) Per Common Share (Details) - shares	3 Months Ended	9 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Weighted average shares outstanding
Basic	17,522,644	17,203,965	17,426,316	17,127,834
Effect of dilutive securities
Dilutive average shares outstanding	17,522,644	17,221,199	17,426,316	17,147,228
Employee stock purchase plan [Member]
Effect of dilutive securities
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	0	0	0	0
Restricted stock [Member]
Effect of dilutive securities
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	0	17,234	0	19,394

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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