Goodwill and Other Intangible Assets, Other Intangible Assets (Details) $ in Millions	3 Months Ended				12 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) Trademark	Dec. 31, 2016 USD ($) Trademark	Jun. 30, 2016 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Amortized intangible assets [Abstract]
Accumulated amortization	$ (686.1)	$ (576.6)			$ (686.1)	$ (576.6)
Unamortized intangible assets [Abstract]
Impairment of intangible assets, indefinite-lived	0.0
Total other intangible assets	2,054.5	2,007.8			2,054.5	2,007.8
Amortization of intangible assets					125.8	118.9	$ 124.2
Estimated Amortization of intangible assets 2019	119.5				119.5
Estimated Amortization of intangible assets 2020	119.5				119.5
Estimated Amortization of intangible assets 2021	119.5				119.5
Estimated Amortization of intangible assets 2022	119.5				119.5
Estimated Amortization of intangible assets 2023	119.5				119.5
Impairment of other intangible assets				$ 1.5	0.0	1.6	$ 25.3
Trademarks [Member]
Unamortized intangible assets [Abstract]
Gross carrying amount	611.3	623.5			611.3	623.5
Impairment of intangible assets, indefinite-lived		1.5	$ 24.4
Trademarks [Member] | Industrials [Member]
Unamortized intangible assets [Abstract]
Impairment of intangible assets, indefinite-lived		$ 1.2	$ 23.2
Number of trademarks | Trademark		2	3
Trademarks [Member] | Energy [Member]
Unamortized intangible assets [Abstract]
Impairment of intangible assets, indefinite-lived		$ 0.3	$ 1.2
Customer Lists and Relationships [Member]
Amortized intangible assets [Abstract]
Gross carrying amount	1,245.5	1,226.8			1,245.5	1,226.8
Accumulated amortization	(567.8)	(473.0)			(567.8)	(473.0)
Acquired Technology [Member]
Amortized intangible assets [Abstract]
Gross carrying amount	21.7	8.1			21.7	8.1
Accumulated amortization	(4.8)	(4.0)			(4.8)	(4.0)
Trademarks [Member]
Amortized intangible assets [Abstract]
Gross carrying amount	44.9	30.3			44.9	30.3
Accumulated amortization	(13.0)	(10.6)			(13.0)	(10.6)
Backlog [Member]
Amortized intangible assets [Abstract]
Gross carrying amount	68.8	65.5			68.8	65.5
Accumulated amortization	(68.6)	(65.5)			(68.6)	(65.5)
Other [Member]
Amortized intangible assets [Abstract]
Gross carrying amount	62.3	53.6			62.3	53.6
Accumulated amortization	$ (31.9)	$ (23.5)			$ (31.9)	$ (23.5)