Leases and Commitments - Lease by Due Date (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019			$ 56.4
2020			42.0
2021			35.3
2022			31.1
2023			22.4
Thereafter			46.9
Total lease payment			234.1
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019			1.1
2020			0.6
2021			0.4
2022			0.2
2023			0.1
Thereafter			0.1
Total lease payments			2.5
Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019			57.5
2020			42.6
2021			35.7
2022			31.3
2023			22.5
Thereafter			47.0
Total lease payments			$ 236.6
Present value of lease liabilities	$ 191.4	$ 204.3