Property And Equipment, Net (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Property And Equipment, Net [Abstract]
Depreciation expense	$ 73.0	$ 65.1	$ 213.7	$ 198.1
Non-cash capital expenditures			$ 19.3		$ 11.4