Severance and Exit Costs (Tables)

12 Months Ended

Mar. 31, 2014

Restructuring and Related Activities [Abstract]

Severance and exit costs activity

Accrued severance and exit costs and changes in the accruals for fiscal years 2014, 2013 and 2012 were as follows:

(in millions)	Accrued Balance at March 31, 2013		Expense		Change in Estimate			Payments			Accretion and Other			Accrued Balance at March 31, 2014
Severance charges	$	16	$	160	$	(12	)	$	(113	)	$	4		$	55
Facility exit charges	23		22		—			(13		)	(3		)	29
Total accrued liabilities	$	39												$	84

(in millions)	Accrued Balance at March 31, 2012		Expense		Change in Estimate			Payments			Accretion and Other			Accrued Balance at March 31, 2013
Severance charges	$	13	$	18	$	(6	)	$	(9	)	$	—		$	16
Facility exit charges	40		—		—			(13		)	(4		)	23
Total accrued liabilities	$	53												$	39

(in millions)	Accrued Balance at March 31, 2011		Expense		Change in Estimate			Payments			Accretion and Other		Accrued Balance at March 31, 2012
Severance charges	$	8	$	49	$	(8	)	$	(36	)	$	—	$	13
Facility exit charges	47		—		—			(11		)	4		40
Total accrued liabilities	$	55											$	53