Income Taxes (Schedule Of Reconciliation Of The Provision For Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Taxes [Abstract]
Provision for income taxes at statutory rate	$ 128.9	$ 56.9	$ 118.5
State and local income taxes, net of federal tax benefit	9.6	4.0	3.3
Foreign tax differential	(19.4)	(6.4)	(45.3)
Research and development credit	(11.5)	0	(6.0)
Valuation allowance	(1.3)	0	2.6
Adjustments to previously accrued taxes	0.8	(3.6)	(5.4)
Other	(0.5)	3.9	(4.5)
Provision for income taxes	$ 106.6	$ 54.8	$ 63.2
Provision for income taxes at statutory rate, rate	35.00%	35.00%	35.00%
State and local income taxes, net of federal tax benefit, rate	2.60%	2.50%	1.00%
Foreign tax differential, rate	(5.30%)	(3.90%)	(13.40%)
Research and development credit, rate	(3.10%)	0.00%	(1.80%)
Valuation allowance, rate	(0.40%)	0.00%	0.80%
Adjustments to previously accrued taxes, rate	0.20%	(2.20%)	(1.60%)
Other, rate	(0.10%)	2.40%	(1.30%)
Provision for income taxes, rate	28.90%	33.80%	18.70%