CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares shares in Millions	Jun. 30, 2016		Sep. 30, 2015
Preferred Stock
Preferred stock, par value	$ 0.0001		$ 0.0001
Preferred stock, shares authorized	25		25
Preferred stock, shares issued	5		0
Preferred stock, shares outstanding	5
Series A Preferred Stock
Preferred stock, par value	$ 0.0001
Preferred stock, shares issued	0
Series B Preferred Stock
Preferred stock, par value	$ 0.0001
Preferred stock, shares issued	2
Preferred stock, shares outstanding	2
Series C Preferred Stock
Preferred stock, par value	$ 0.0001
Preferred stock, shares issued	3
Preferred stock, shares outstanding	3
Class A common stock
Common stock, par value	$ 0.0001		$ 0.0001
Common stock, shares authorized	2,001,622		2,001,622
Common stock, shares issued	1,891		1,950
Common stock, shares outstanding	1,891	[1]	1,950
Class B common stock
Common stock, par value	$ 0.0001		$ 0.0001
Common stock, shares authorized	622		622
Common stock, shares issued	245		245
Common stock, shares outstanding	245		245
Class C common stock
Common stock, par value	$ 0.0001		$ 0.0001
Common stock, shares authorized	1,097		1,097
Common stock, shares issued	17		20
Common stock, shares outstanding	17		20

[1] Class A common stock shares outstanding reflect repurchases settled on or before June 30, 2016. The Company repurchased an additional 2 million shares at the end of June, which did not settle until July 2016.