Commitments And Contingencies (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Commitments And Contingencies [Line Items]
Current annual salaries of officers and key employees	$ 43.2
Lease payments associated with operating leases	57.9	48.0	35.2
Lease Payments Discontinued Operations [Member]
Commitments And Contingencies [Line Items]
Lease payments associated with operating leases	$ 9.8	$ 7.9	$ 5.7