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Summary of Significant Accounting Policies (Tables)
 6 Months Ended
Mar. 31, 2018
Accounting Policies [Abstract]  
Schedule of dilutive effect of company's restricted shares and performance shares
The dilutive effect of the Company’s restricted shares and performance shares were as follows:
 
Three Months Ended 
 March 31,
 
Six Months Ended 
 March 31,
 
2018
 
2017
 
2018
 
2017
Net loss
$
(2,038
)
 
$
(1,657
)
 
$
(2,949
)
 
$
(4,266
)
 
 
 
 
 
 
 
 
Weighted-average common shares outstanding (basic and diluted)
5,535

 
5,479

 
5,519

 
5,473

 
 
 
 
 
 
 
 
Net loss per share – basic and diluted:
 
 
 
 
 
 
 
                        Net loss per share
$
(0.37
)
 
$
(0.30
)
 
(0.53
)
 
$
(0.78
)
 
 
 
 
 
 
 
 
Anti-dilutive weighted-average common shares excluded from calculation of diluted earnings per share
140

 
120

 
125

 
90