Capital Structure (Schedule Of Number Of Shares, Net Of Treasury) (Details) - shares	Sep. 30, 2015	Sep. 30, 2014
Capital Structure [Abstract]
Number of shares, net of treasury	47,322,702	46,475,623
Less: Non-vested equity shares that have not vested (Note 12)	(589,447)	(453,333)
Number of shares, net of treasury excluding non-vested equity shares that have not vested	46,733,255	46,022,290