CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - $ / shares	9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Dividends per common share	$ 0.41	$ 0.38
Restricted stock grants - shares	17,265
Stock option exercise, shares	26,858	26,210
Purchase of treasury shares, shares	6,456	4,933
Preferred Stock Redemption Shares		17,120