Severance and Exit Costs (Tables)

9 Months Ended

Dec. 31, 2012

Restructuring and Related Activities [Abstract]

Accrued severance and exit costs and changes in the accruals during the nine months ended December 31, 2012 and 2011 associated with these plans as well as other severance actions were as follows:



(in millions)	Accrued Balance at March 31, 2012		Expense		Change in Estimate			Payments			Accretion and Other			Accrued Balance at December 31, 2012
Severance	$	13	$	18	$	(3	)	$	(8	)	$	—		$	20
Facilities abandonment	40		—		—			(11		)	(4		)	25
Total accrued liabilities	$	53												$	45



(in millions)	Accrued Balance at March 31, 2011		Expense		Change in Estimate			Payments			Accretion and Other		Accrued Balance at December 31, 2011
Severance	$	8	$	49	$	(6	)	$	(30	)	$	—	$	21
Facilities abandonment	47		—		—			(8		)	1		40
Total accrued liabilities	$	55											$	61

- Definition

Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.

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