Nature Of Operations And Significant Accounting Policies (Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning				$ (476.1)				$ (376.7)	$ (476.1)	$ (376.7)
Other comprehensive loss before reclassifications									86.8	(106.5)
Amounts reclassified from accumulated other comprehensive loss									9.2	7.1
Net current-period other comprehensive loss									96.0	(99.4)
Balance, ending	$ (380.1)				$ (476.1)				(380.1)	(476.1)	$ (376.7)
Tax benefit									(115.8)	0.0	0.0
Cost of sales	455.6	$ 441.5	$ 444.3	429.5	433.9	$ 449.2	$ 449.1	426.1	1,770.9	1,758.3	1,786.1
Acquisition integration related charges									592.4	597.0	566.5
Income before income taxes									367.5	164.1	336.5
Provision (benefit) for income taxes									(195.0)	(40.3)	(106.5)
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning				(301.3)				(266.2)	(301.3)	(266.2)
Other comprehensive loss before reclassifications									0.0	(42.3)
Amounts reclassified from accumulated other comprehensive loss									9.2	7.1
Net current-period other comprehensive loss									9.2	(35.2)
Balance, ending	(292.1)				(301.3)				(292.1)	(301.3)	(266.2)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning				$ (174.8)				$ (110.6)	(174.8)	(110.6)
Other comprehensive loss before reclassifications									86.8	(64.2)
Amounts reclassified from accumulated other comprehensive loss									0.0	0.0
Net current-period other comprehensive loss									86.8	(64.2)
Balance, ending	$ (88.0)				$ (174.8)				(88.0)	(174.8)	(110.6)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Income before income taxes									13.2	10.2
Provision (benefit) for income taxes									(4.0)	(3.1)
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest										7.1
Pension Benefits [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)									(0.6)	(0.6)	(0.4)
Defined Benefit Plan, Amortization of Gains (Losses)									(14.3)	(11.3)	$ (12.3)
Pension Benefits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Prior service costs [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)									(0.6)	(0.6)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Cost of sales									0.0	0.0
Acquisition integration related charges									0.0	0.0
Pension Benefits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Net loss (gain) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Defined Benefit Plan, Amortization of Gains (Losses)									14.3	11.3
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Cost of sales									0.0	0.0
Acquisition integration related charges									0.0	0.0
Postretirement Benefits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Prior service costs [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit									(0.2)	(0.2)
Postretirement Benefits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Net loss (gain) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
us-gaap_PostretirementPlanAmortizationOfGainsLosses									$ (0.3)	$ (0.3)