Other Non-Current Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2017	Dec. 31, 2016
Liabilities, Other than Long-term Debt, Noncurrent [Abstract]
Pensions	$ 209.8	$ 208.3
Other post-retirement benefits	24.0	24.0
Deferred tax liabilities	44.6	41.2
Other	68.0	68.2
TOTAL	$ 346.4	$ 341.7