XML 17 R3.htm IDEA: XBRL DOCUMENT v3.5.0.2
Consolidated Balance Sheets (Parenthetical) - shares
Mar. 31, 2016
Sep. 30, 2014
Statement of Financial Position [Abstract]    
Series A common stock, shares authorized 600,000,000 600,000,000
Series A common stock, shares outstanding 161,633,178 160,497,841