Related Party Transactions (Tables)

3 Months Ended

Jun. 30, 2015

Brightstar [Member]

Related Party Transaction [Line Items]

Schedule of Related Party Transactions [Table Text Block]

Amounts included in our consolidated financial statements associated with these arrangements with Brightstar were as follows:

Consolidated balance sheets:	June 30, 2015		March 31, 2015
	(in millions)
Accounts receivable	$	156	$	430
Accounts payable	$	114	$	96

Consolidated statements of comprehensive (loss) income:	Three Months Ended June 30,
	2015		2014
	(in millions)
Equipment revenues	$	375	$	17
Cost of products	$	418	$	16