Capital Structure (Schedule Of Number Of Shares, Net Of Treasury) (Details) - shares	Sep. 30, 2016	Sep. 30, 2015
Capital Stucture [Abstract]
Number of shares, net of treasury:	52,521,345	47,322,702
Less: Non-vested equity shares that have not vested (Note 12)	(904,356)	(589,447)
Number of shares, net of treasury excluding non-vested equity shares that have not vested	51,616,989	46,733,255