Debt (Details 2) - Entity [Domain] - USD ($) $ in Millions			1 Months Ended	3 Months Ended	6 Months Ended		12 Months Ended
Debt (Details 2) - Entity [Domain] - USD ($) $ in Millions	Mar. 20, 2014	Mar. 17, 2014	Mar. 31, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Debt instrument
Repayment of senior notes					$ 1,255	$ 1,026
Principal amount					19,286
Senior notes					19,303		$ 20,527
Proceeds, net of discount					$ 20	$ 1,329
Senior notes 3.550% due 2015
Debt instrument
Repayment of senior notes			$ 1,200
Senior notes							1,200
Senior note, interest rate (as a percent)			3.55%		3.55%
Senior notes 4.750% due 2014
Debt instrument
Principal amount	$ 1,000
Cash payment to redeem Notes				$ 1,022
Senior note, interest rate (as a percent)	4.75%
Senior notes 4.750% due 2014 \| Treasury Rate
Debt instrument
Interest rate added to variable base rate (as a percent)	0.40%
Senior notes 3.125% due 2016
Debt instrument
Principal amount					$ 750
Senior notes					$ 750		750
Senior note, interest rate (as a percent)					3.125%
Senior notes 3.500% due 2016
Debt instrument
Principal amount					$ 1,500
Senior notes					$ 1,500		1,499
Senior note, interest rate (as a percent)					3.50%
Senior notes 2.400% due 2017
Debt instrument
Principal amount					$ 1,250
Senior notes					$ 1,249		1,249
Senior note, interest rate (as a percent)					2.40%
Senior notes 1.750% due in 2018
Debt instrument
Principal amount					$ 750
Senior notes					$ 746		746
Senior note, interest rate (as a percent)					1.75%
Senior notes 5.875% due 2019
Debt instrument
Principal amount					$ 1,000
Senior notes					$ 997		996
Senior note, interest rate (as a percent)					5.875%
Senior notes 5.200% Due 2020
Debt instrument
Principal amount					$ 1,300
Senior notes					$ 1,299		1,299
Senior note, interest rate (as a percent)					5.20%
Senior notes 4.600% due 2021
Debt instrument
Principal amount					$ 1,000
Senior notes					$ 1,000		999
Senior note, interest rate (as a percent)					4.60%
Senior notes 5.000% due 2021
Debt instrument
Principal amount					$ 1,500
Senior notes					$ 1,507		1,506
Senior note, interest rate (as a percent)					5.00%
Fair value adjustment					$ 11		10
Senior notes 3.800% due 2022
Debt instrument
Principal amount					1,500
Senior notes					$ 1,521		1,520
Senior note, interest rate (as a percent)					3.80%
Fair value adjustment					$ 21		20
Senior notes 2.750% due 2023
Debt instrument
Principal amount					557
Senior notes					$ 555		602
Senior note, interest rate (as a percent)					2.75%
Senior notes 4.450% due 2024
Debt instrument
Principal amount		$ 1,250			$ 1,250
Senior notes					$ 1,288		1,285
Senior note, interest rate (as a percent)		4.45%			4.45%
Proceeds, net of discount		$ 1,245
Debt issuance costs		$ 7
Fair value adjustment					$ 42		39
Senior notes 3.950% due 2025
Debt instrument
Principal amount					1,200
Senior notes					$ 1,192		1,192
Senior note, interest rate (as a percent)					3.95%
Senior notes 4.375% due 2029
Debt instrument
Principal amount					$ 1,179
Senior notes					$ 1,167		1,157
Senior note, interest rate (as a percent)					4.375%
Senior notes 5.200% due 2033
Debt instrument
Principal amount					$ 550
Senior notes					$ 548		543
Senior note, interest rate (as a percent)					5.20%
Senior notes 6.350% due 2040
Debt instrument
Principal amount					$ 500
Senior notes					$ 500		500
Senior note, interest rate (as a percent)					6.35%
Senior notes 6.000% due 2040
Debt instrument
Principal amount					$ 1,250
Senior notes					$ 1,236		1,236
Senior note, interest rate (as a percent)					6.00%
Senior notes 6.375% due 2041
Debt instrument
Principal amount					$ 1,000
Senior notes					$ 1,000		1,000
Senior note, interest rate (as a percent)					6.375%
Senior notes 5.150% due 2042
Debt instrument
Principal amount					$ 1,250
Senior notes					$ 1,248		$ 1,248
Senior note, interest rate (as a percent)					5.15%

DIRECTV 10-Q