Borrowing Arrangements - Schedule of Long-Term Borrowing (Details) - USD ($) $ in Millions	Jun. 30, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Long-term debt	$ 169.2	$ 195.1
Less: Current portion of obligations under Restated Credit Facility and other borrowings	20.4	20.4
Total long-term obligations under Restated Credit Facility and other borrowings	148.8	174.7
Restated Credit Facility, net of original discount on borrowings and deferred financing costs
Debt Instrument [Line Items]
Long-term debt	167.7	193.4
Other borrowings
Debt Instrument [Line Items]
Long-term debt	$ 1.5	$ 1.7