Commitments and Contingencies (Unrecorded Purchase Obligation) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Continuing operations [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	$ 2,192.2
2015	1,242.7
2016	878.2
2017	624.5
2018	300.1
Thereafter	1,746.7
Total	6,984.4
Continuing operations [Member] | Network and Connectivity Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	398.5
2015	338.3
2016	283.7
2017	267.3
2018	145.8
Thereafter	1,358.6
Total	2,792.2
Continuing operations [Member] | Programming Obligations [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	497.6
2015	374.8
2016	258.8
2017	132.2
2018	32.2
Thereafter	1.7
Total	1,297.3
Continuing operations [Member] | Purchase Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	791.9
2015	145.1
2016	60.9
2017	10.4
2018	3.4
Thereafter	0
Total	1,011.7
Continuing operations [Member] | Operating Leases [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	177.6
2015	148.0
2016	118.9
2017	97.0
2018	64.5
Thereafter	320.3
Total	926.3
Continuing operations [Member] | Other Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	326.6
2015	236.5
2016	155.9
2017	117.6
2018	54.2
Thereafter	66.1
Total	956.9
Discontinued operations [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	87.2
2015	50.4
2016	17.4
2017	5.5
2018	1.0
Thereafter	0.3
Total	$ 161.8