Borrowing Arrangements - Long-Term Borrowings Table (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total obligations under Restated Credit Facility and other borrowings	$ 195.1	$ 225.1
Less: Current portion of obligations under Restated Credit Facility and other borrowings	20.4	15.2
Total long-term obligations under Restated Credit Facility and other borrowings	174.7	209.9
Restated Credit Facility, net of original discount on borrowings and deferred financing costs
Debt Instrument [Line Items]
Total obligations under Restated Credit Facility and other borrowings	193.4	223.1
Other borrowings
Debt Instrument [Line Items]
Total obligations under Restated Credit Facility and other borrowings	$ 1.7	$ 2.0