XML 26 R70.htm IDEA: XBRL DOCUMENT v2.4.0.8
Capital Stock (Details)
 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Outstanding Shares [Roll Forward]      
Shares outstanding 158,234,300 156,840,648 155,793,612
Exercised stock options 587,964 384,475 8,552
Exercise of employee stock purchase plan 204,360 290,173 339,242
Vesting of restricted stock units, net of shares withheld 734,047 719,004 699,242
Shares outstanding 159,760,671 158,234,300 156,840,648