Related Party Transactions (Tables)

6 Months Ended

Sep. 30, 2018

Brightstar [Member]

Related Party Transaction [Line Items]

Schedule of Amounts Included in Consolidated Financial Statements

Amounts included in our consolidated financial statements associated with these supply chain and inventory management arrangements with Brightstar were as follows:

Consolidated balance sheets:	September 30, 2018		March 31, 2018
	(in millions)
Accounts receivable	$	209	$	188
Accounts payable and accrued expenses and other current liabilities	$	64	$	88

	Three Months Ended				Six Months Ended
Consolidated statements of comprehensive income (loss):	September 30,				September 30,
	2018		2017		2018		2017
	(in millions)
Equipment sales	$	414	$	443	$	829	$	793
Cost of equipment sales	$	434	$	452	$	866	$	808