Consolidated Statement of Shareholders' Equity (Parentheticals) - $ / shares									12 Months Ended
	Aug. 12, 2015	May. 13, 2015	Feb. 11, 2015	Dec. 16, 2014	Aug. 06, 2014	May. 14, 2014	Feb. 11, 2014	Dec. 17, 2013	Sep. 30, 2015	Sep. 30, 2014
Statement of Stockholders' Equity [Abstract]
Dividends per share	$ 0.11	$ 0.11	$ 0.11	$ 0.11	$ 0.11	$ 0.11	$ 0.11	$ 0.10	$ 0.44	$ 0.43