Segments - Assets by Reportable Segments (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Assets not allocated
Cash and cash equivalents	$ 262.4	$ 271.7	$ 594.0	$ 333.7
Assets held for sale	2.8	0.6
Other	331.6	239.4
Total assets	5,765.2	5,050.2
Operating Segments
Assets not allocated
Total assets	4,760.7	4,188.2
Operating Segments | Food Care
Assets not allocated
Total assets	1,997.8	1,914.4
Operating Segments | Food Care | Restatement Adjustment
Assets not allocated
Total assets		372.9
Operating Segments | Product Care
Assets not allocated
Total assets	2,762.9	2,273.8
Operating Segments | Product Care | Restatement Adjustment
Assets not allocated
Total assets		(369.6)
Segment Reconciling Items
Assets not allocated
Cash and cash equivalents	262.4	271.7
Assets held for sale	2.8	0.6
Income tax receivables	32.8	58.4
Other receivables	80.3	81.3
Deferred taxes	238.6	170.5
Other	387.6	279.5
Total assets	$ 5,765.2	5,050.2
Segment Reconciling Items | Restatement Adjustment
Assets not allocated
Total assets		$ (3.3)