Commitments and Contingencies (Unrecorded Purchase Obligation) (Details) $ in Millions	Jun. 30, 2015 USD ($)
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	$ 1,805.6
2016	1,743.8
2017	1,464.7
2018	1,038.1
2019	489.8
2020	147.0
Thereafter	1,230.9
Total	7,919.9
Programming Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	519.2
2016	977.6
2017	880.3
2018	701.3
2019	263.7
2020	5.5
Thereafter	2.4
Total	3,350.0
Network and Connectivity Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	190.7
2016	265.6
2017	239.3
2018	124.5
2019	86.9
2020	62.8
Thereafter	907.0
Total	1,876.8
Purchase Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	797.0
2016	157.7
2017	70.3
2018	12.2
2019	4.3
2020	0.0
Thereafter	0.0
Total	1,041.5
Operating Leases [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	88.8
2016	152.5
2017	128.3
2018	110.3
2019	89.8
2020	56.3
Thereafter	293.9
Total	919.9
Other Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Remainder of 2015	209.9
2016	190.4
2017	146.5
2018	89.8
2019	45.1
2020	22.4
Thereafter	27.6
Total	$ 731.7