Severance and Exit Costs (Tables)

9 Months Ended

Dec. 31, 2016

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs [Table Text Block]

The following provides the activity in the severance and exit costs liability included in "Accounts payable," "Accrued expenses and other current liabilities" and "Other liabilities" within the consolidated balance sheets:

	March 31, 2016		Net  (Benefit) Expense				Cash Payments and Other			December 31, 2016
	(in millions)
Lease exit costs	$	338	$	(3	)	(1)	$	(100	)	$	235
Severance costs	150		15			(2)	(145		)	20
Access exit costs	37		20			(3)	(24		)	33
	$	525	$	32			$	(269	)	$	288

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(1) For thethree and nine-month periods endedDecember 31, 2016, we recognized costs of $2 million (Wireless only) and a benefit of $3 million ($5 million benefit Wireless, $2 million costs Wireline), respectively. The Wireless benefit for the nine-month period resulted from the reversal of certain lease exit cost reserves associated with the shutdown of the Clearwire WiMAX network on March 31, 2016.

(2) For the three and nine-month periods endedDecember 31, 2016, we recognized costs of $6 million (Wireless only) and $15 million (Wireless only), respectively.

(3) For the three and nine-month periods endedDecember 31, 2016, $11 million ($6 millionWireless, $5 million Wireline) and $18 million ($8 million Wireless, $10 million Wireline), respectively, were recognized as "Severance and exit costs." For the nine-month period endedDecember 31, 2016, $2 million (Wireline only) was recognized as "Cost of services."