Property, Plant and Equipment (Tables)

12 Months Ended

Mar. 31, 2017

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment

The following table presents the components of PP&E, and the related accumulated depreciation:

	March 31,
	2017			2016
	(in millions)
Land	$	260		$	260
Network equipment, site costs and related software	21,693			21,500
Buildings and improvements	818			798
Non-network internal use software, office equipment, leased devices and other	8,625			6,182
Construction in progress	2,316			1,249
Less: accumulated depreciation	(14,503		)	(9,692		)
Property, plant and equipment, net	$	19,209		$	20,297

Minimum Estimated Payments to be Received for Leased Devices

As of March 31, 2017, the minimum estimated payments to be received for leased devices were as follows (in millions):

Fiscal year 2017	$	2,338
Fiscal year 2018	290
Fiscal year 2019	2
	$	2,630

Leased devices [Member]

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment

The following table presents leased devices and the related accumulated depreciation:

	March 31,
	2017			2016
	(in millions)
Leased devices	$	7,276		$	4,913
Less: accumulated depreciation	(3,114		)	(1,267		)
Leased devices, net	$	4,162		$	3,646