Long-Term Debt, Financing and Capital Lease Obligations (Tables)

12 Months Ended

Mar. 31, 2017

Long-term Debt and Capital Lease Obligations [Abstract]

Schedule of Long-term Debt Instruments

	Interest Rates			Maturities			March 31, 2017			March 31, 2016
							(in millions)
Notes
Senior notes
Sprint Corporation	7.13	-	7.88%	2021	-	2025	$	10,500		$	10,500
Sprint Communications, Inc.	6.00	-	11.50%	2017	-	2022	6,280			9,280
Sprint Capital Corporation	6.88	-	8.75%	2019	-	2032	6,204			6,204
Senior secured notes
Sprint Spectrum Co LLC, Sprint Spectrum CO II LLC, Sprint Spectrum Co III LLC	3.36%			2021			3,500			—
Guaranteed notes
Sprint Communications, Inc.	7.00	-	9.00%	2018	-	2020	4,000			4,000
Secured notes
Clearwire Communications LLC (1)	14.75%			2016			—			300
Exchangeable notes
Clearwire Communications LLC (1) (2)	8.25%			2017			629			629
Credit facilities
Revolving bank credit facility	3.50%			2021			—			—
Secured term loan	3.50%			2024			4,000			—
Accounts receivable facility	2.02	-	2.51%	2018			1,964			600
Export Development Canada (EDC)	3.48%			2019			300			550
Secured equipment credit facilities	2.57	-	3.27%	2019	-	2021	431			805
Financing obligations, capital lease and other obligations	2.35	-	10.63%	2017	-	2024	3,016			493
Net premiums and debt financing costs							90			597
							40,914			33,958
Less current portion							(5,036		)	(4,690		)
Long-term debt, financing and capital lease obligations							$	35,878		$	29,268

Schedule of Maturities of Long-term Debt

Aggregate amount of maturities for long-term debt, financing and capital lease obligations outstanding as of March 31, 2017, were as follows (in millions):

Fiscal year 2017	$	5,039
Fiscal year 2018	6,157
Fiscal year 2019	4,168
Fiscal year 2020	2,596
Fiscal year 2021	3,816
Fiscal year 2022 and thereafter	19,048
	40,824
Net premiums and debt financing costs	90
	$	40,914