Stockholders' Equity

6 Months Ended

Mar. 31, 2013

Equity [Abstract]

Stockholders' Equity

G. Stockholders’ Equity

In fiscal 2007, the Board of Directors authorized Cabot to repurchase up to ten million shares of Cabot’s common stock in the open market or in privately negotiated transactions. This authorization does not have a set expiration date. During the first six months of fiscal 2013, Cabot repurchased 379 shares of its common stock under this authorization. During the first six months of fiscal 2012, Cabot repurchased 934,265 shares of its common stock under this authorization for an aggregate purchase price of $30 million. As of March 31, 2013, approximately 1.6 million shares remain available for repurchase under the current authorization.

During the six months ended March 31 of fiscal 2013 and 2012, Cabot paid cash dividends to common stockholders of $26 million and $24 million, respectively.

Noncontrolling interests

The following table illustrates the noncontrolling interests activity for the periods presented:

	2013			2012
	(Dollars in millions)
Balance at September 30	$	126		$	129
Net income attributable to noncontrolling interests, net of tax		—			10
Noncontrolling interests foreign currency translation adjustment		—			1
Contribution from noncontrolling interests		9			4
Noncontrolling interests dividends		(13	)		(12	)
Balance at March 31	$	122		$	132