Income Taxes (Table 5) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	$ 33,906.7
Related tax asset	7,286.1
United Kingdom [member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	22,763.0
Related tax asset	4,552.6
Germany [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	3,122.9
Related tax asset	494.8
The Netherlands [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	2,952.9
Related tax asset	738.2
United States [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	1,679.6
Related tax asset	613.3
Luxembourg [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	1,116.3
Related tax asset	326.2
France [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	669.9
Related tax asset	230.6
Ireland [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	545.8
Related tax asset	68.2
Belgium [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	338.9
Related tax asset	115.2
Chile [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	289.2
Related tax asset	57.8
Hungary [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	223.5
Related tax asset	42.5
Other Income Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Tax loss carryforward	204.7
Related tax asset	$ 46.7