Severance and Exit Costs (Tables)

3 Months Ended

Jun. 30, 2015

Restructuring and Related Activities [Abstract]

Accrued severance and exit costs activity

Accrued severance and exit costs and changes in the accruals during the three months ended June 30, 2015 and 2014 were as follows:

(in millions)	Accrued Balance at March 31, 2015		Expense		Change in Estimate			Payments			Accretion and Other		Accrued Balance at June 30, 2015
Severance charges	$	28	$	—	$	(2	)	$	(15	)	$	—	$	11
Facility exit charges	21		—		—			(1		)	—		20
Total accrued liabilities	$	49											$	31

(in millions)	Accrued Balance at March 31, 2014		Expense		Change in Estimate		Payments			Accretion and Other			Accrued Balance at June 30, 2014
Severance charges	$	55	$	8	$	1	$	(28	)	$	(3	)	$	33
Facility exit charges	29		—		—		(2		)	(2		)	25
Total accrued liabilities	$	84											$	58