Revenues from Contracts with Customers (Tables)

6 Months Ended

Sep. 30, 2018

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregated Reported Revenue

The following table presents disaggregated reported revenue by category:



	Three Months Ended		Six Months Ended
	September 30, 2018		September 30, 2018
	(in millions)
Service revenue
Postpaid	$	4,255	$	8,443
Prepaid	954		1,936
Wholesale, affiliate and other	293		587
Wireline	260		536
Total service revenue	5,762		11,502
Equipment sales	1,418		2,591
Equipment rentals	1,253		2,465
Total revenue	$	8,433	$	16,558

Schedule of Contract Assets and Contract Liabilities

The following table presents the opening and closing balances of our contract assets, contract liabilities, and receivables balances, as well as capitalized costs associated with contracts with customers:



	September 30, 2018			April 1, 2018
	(in millions)
Contract assets and liabilities
Contract assets⁽¹⁾	$	687		$	432
Billed trade receivables	2,751			2,559
Unbilled trade receivables	833			1,250
Contract liabilities⁽²⁾	1,014			1,104

Other related assets and liabilities
Other related assets:
Capitalized costs to acquire a customer contract:
Sales commissions - opening balance	$	1,219
Sales commissions - additions	550
Amortization of capitalized sales commissions	(390		)
Net costs to acquire a customer contract	$	1,379


(1)	The fluctuation correlates directly to the execution of new customer contracts and invoicing and collections from customers in the normal course of business.


(2)	Revenue recognized during the six-month period ended September 30, 2018, which was included within the beginning contract liability balance, amounts to $942 million.

Schedule of Remaining Performance Obligations

The aggregate amount of total transaction price allocated to performance obligations in contracts existing as of the balance sheet date, which are wholly or partially unsatisfied as of the end of the reporting period, and the expected time frame for satisfaction of those wholly or partially unsatisfied performance obligations, are as follows (in millions):




Remainder of year ending March 31, 2019	$	5,317
Year ending March 31, 2020	4,156
Thereafter	30
Total	$	9,503