Additional Financial Information (Tables)

9 Months Ended

Dec. 31, 2018

Accounts Payable [Abstract]

Schedule of Cash, Cash Equivalents and Restricted Cash

The following provides the classifications of cash, cash equivalents and restricted cash in the consolidated balance sheets:

	December 31, 2018		March 31, 2018
	(in millions)
Cash and cash equivalents	$	6,191	$	6,610
Restricted cash in Other assets (1)	94		49
Cash, cash equivalents and restricted cash	$	6,285	$	6,659

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(1) Restricted cash in Other assets is required as part of our spectrum financing transactions.