Severance and Exit Costs (Tables)

6 Months Ended

Sep. 30, 2014

Restructuring and Related Activities [Abstract]

Accrued severance and exit costs activity

Accrued severance and exit costs and changes in the accruals during the six months ended September 30, 2014 and 2013 were as follows:

(in millions)	Accrued Balance at March 31, 2014		Expense		Change in Estimate			Payments			Accretion and Other			Accrued Balance at September 30, 2014
Severance charges	$	55	$	21	$	(1	)	$	(43	)	$	(2	)	$	30
Facility exit charges	29		—		—			(5		)	(1		)	23
Total accrued liabilities	$	84												$	53

(in millions)	Accrued Balance at March 31, 2013		Expense		Change in Estimate			Payments			Accretion and Other			Accrued Balance at September 30, 2013
Severance charges	$	16	$	111	$	(9	)	$	(69	)	$	3		$	52
Facility exit charges	23		19		—			(6		)	(3		)	33
Total accrued liabilities	$	39												$	85