Guarantor Financial Information (Details) (USD $) In Billions, unless otherwise specified	Mar. 31, 2015	May 16, 2014	Feb. 24, 2015	Sep. 11, 2013	Dec. 12, 2013
Condensed Financial Statements, Captions [Line Items]
Ratio of total indebtedness to adjusted EBITDA	2.5
Accounts Receivable [Member]
Condensed Financial Statements, Captions [Line Items]
Maximum funding limit		$ 1.3
Sprint Communications Inc. Guaranteed Notes due 2021 [Member] | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Debt instrument, face amount			1.50	2.25
Debt instrument, interest rate, stated percentage			7.625%	7.25%
Sprint Corporation 7.875% [Member] | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Debt instrument, face amount				4.25
Debt instrument, interest rate, stated percentage				7.875%
Sprint Corporation 7.125% [Member] [Member] | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Debt instrument, face amount					$ 2.50
Debt instrument, interest rate, stated percentage					7.125%