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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Segment Information (Schedule Of Financial Information By Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenues	$ 839.6	$ 855.8	$ 851.0	$ 799.1	$ 714.2	$ 695.9	$ 702.5	$ 673.4	$ 3,345.5	$ 2,786.0	$ 2,748.0
Business Combination, Integration Related Costs									19.8	7.8	0.0
Operating profit (loss)	110.1	$ 123.9	$ 113.0	$ 94.3	87.2	$ 102.1	$ 105.8	$ 93.3	441.3	388.4	186.7
Assets	4,042.7				3,593.5				4,042.7	3,593.5	3,428.0
Goodwill	1,403.7				1,206.9				1,403.7	1,206.9	1,149.2
Capital expenditures									108.8	49.0	51.5
Depreciation and amortization									120.0	72.7	67.4
Restructuring charges									7.2	13.0	0.0
Corporate Expense Asbestos Charge [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									0.0
Aerospace And Electronics [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									164.2	160.3	149.7
Assets	603.9				573.0				603.9	573.0	555.5
Goodwill	202.4				202.4				202.4	202.4	202.3
Capital expenditures									20.6	16.7	28.7
Depreciation and amortization									13.0	14.0	11.7
Engineered Materials [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									37.8	49.4	49.0
Assets	222.1				220.8				222.1	220.8	224.7
Goodwill	171.3				171.4				171.3	171.4	171.3
Capital expenditures									10.3	3.1	3.5
Depreciation and amortization									6.4	6.7	6.1
Fluid Handling [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									118.8	101.7	109.4
Assets	878.2				941.6				878.2	941.6	845.9
Goodwill	240.8				245.4				240.8	245.4	212.3
Capital expenditures									19.9	14.7	10.3
Depreciation and amortization									15.2	16.2	10.8
Payment and Merchandising Technologies [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									186.0	145.9	133.2
Assets	2,074.4				1,215.7				2,074.4	1,215.7	1,188.9
Goodwill	$ 789.2				$ 587.7				789.2	587.7	563.3
Capital expenditures									57.5	14.2	8.7
Depreciation and amortization									82.4	34.2	33.9
Outside [Member] \| Aerospace And Electronics [Member]
Segment Reporting Information [Line Items]
Revenues									743.5	691.4	745.7
Outside [Member] \| Engineered Materials [Member]
Segment Reporting Information [Line Items]
Revenues									243.2	275.4	257.0
Outside [Member] \| Fluid Handling [Member]
Segment Reporting Information [Line Items]
Revenues									1,101.8	1,042.5	999.5
Outside [Member] \| Payment and Merchandising Technologies [Member]
Segment Reporting Information [Line Items]
Revenues									$ 1,257.0	$ 776.7	$ 745.8