Borrowing Arrangements - Long-Term Borrowings Table (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total obligations under Senior Credit Facility and other borrowings	$ 369.0	$ 386.7
Less: Current portion of obligations under Senior Credit Facility and other borrowings	17.9	13.2
Total long-term obligations under Senior Credit Facility and other borrowings	351.1	373.5
Senior Credit Facility, net of original discount on borrowings and deferred financing costs
Debt Instrument [Line Items]
Total obligations under Senior Credit Facility and other borrowings	345.9	371.2
Other borrowings
Debt Instrument [Line Items]
Total obligations under Senior Credit Facility and other borrowings	$ 23.1	$ 15.5