Stockholders' Equity

6 Months Ended

Mar. 31, 2013

Stockholders' Equity Note [Abstract]

Stockholders' Equity

Note 7—Stockholders' Equity

The number of shares of each class and the number of shares of class A common stock on an as-converted basis at March 31, 2013, are as follows:

(in millions, except conversion rate)	Shares Outstanding	Conversion Rate Into Class A Common Stock	As-converted Class A Common Stock(1)
Class A common stock	519	—	519
Class B common stock	245	0.4206	103
Class C common stock	29	1.0000	29
Total			651

⁽¹⁾   Figures in the table may not recalculate exactly due to rounding. As-converted class A common stock is calculated based on whole numbers, not the rounded numbers presented.

Reduction in as-converted class A common stock

The following table presents share repurchases in the open market.

(in millions, except per share data)	Three Months Ended March 31, 2013		Six Months Ended March 31, 2013
Shares repurchased in the open market (1)	12		20
Weighted-average repurchase price per share	$	157.24	$	152.19
Total cost	$	1,820	$	3,073

⁽¹⁾   All shares repurchased in the open market have been retired and constitute authorized but unissued shares.

At March 31, 2013, the Company had $1.0 billion of remaining funds available for share repurchase authorized by the board of directors. The authorization will be in effect through January 2014.

Dividends. On April 23, 2013, the Company’s board of directors declared a dividend in the amount of $0.33 per share of class A common stock (determined in the case of class B and class C common stock on an as-converted basis), which will be paid on June 4, 2013, to all holders of record of the Company's class A, class B and class C common stock as of May 17, 2013. The Company paid $437 million in dividends during the six months ended March 31, 2013.