Supplemental Financial Information

12 Months Ended

Mar. 31, 2018

Balance Sheet Related Disclosures [Abstract]

Supplemental Financial Information

Supplemental Financial Information

	March 31,
	2018			2017
	(in millions)
Accounts and notes receivable, net
Trade	$	2,916		$	2,947
Unbilled trade installment receivables and other	1,204			1,545
Less allowances for doubtful accounts and deferred interest	(409		)	(354		)
	$	3,711		$	4,138
Prepaid expenses and other current assets
Prepaid expenses	$	263		$	298
Restricted cash	—			21
Deferred charges and other	312			282
	$	575		$	601
Other assets
Unbilled trade installment receivables, net	$	154		$	569
Investments	197			237
Restricted cash	49			51
Other	521			456
	$	921		$	1,313
Accounts payable(1)
Trade	$	3,068		$	2,937
Accrued interconnection costs	80			123
Capital expenditures and other	261			221
	$	3,409		$	3,281
Accrued expenses and other current liabilities
Deferred revenues	$	1,454		$	1,445
Accrued interest	423			511
Accrued taxes	410			435
Payroll and related	405			339
Accrued legal reserves	194			296
Severance, lease and other exit costs	108			83
Asset retirement obligations	145			157
Unfavorable lease liabilities	152			168
Other	671			707
	$	3,962		$	4,141
Other liabilities
Deferred rental income-communications towers	$	199		$	207
Deferred rent	605			554
Long-term asset retirement obligations	486			462
Long-term unfavorable lease liabilities	337			490
Postretirement benefits and other non-current employee related liabilities	833			861
Deferred spectrum lease liability	416			348
Other	607			641
	$	3,483		$	3,563

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(1) Includes liabilities in the amounts of $66 million and $69 million as of March 31, 2018 and 2017, respectively, for payments issued in excess of associated bank balances but not yet presented for collection.