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Stock Compensation Plans: Schedule of Expenses for Stock Compensation Plans (Details) - Stock Options - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock options $ 85 $ 41
Less: related tax benefit recognized (45) (4)
Total $ 40 $ 37