Discontinued Operations, Divestitures and Acquisitions - Summary of Allocation of Purchase Price to Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions				2 Months Ended	3 Months Ended	5 Months Ended	9 Months Ended	12 Months Ended			15 Months Ended
	Aug. 01, 2019	Aug. 01, 2018	Oct. 02, 2017	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018
Business Acquisition [Line Items]
Total consideration transferred								$ 452.8	$ 68.4	$ 119.2
Assets:
Goodwill					$ 2,216.9	$ 2,216.9		2,216.9	1,947.6	$ 1,939.8	$ 1,947.6
Product Care | APS
Business Acquisition [Line Items]
Total consideration transferred	$ 445.7
Assets:
Cash and cash equivalents	16.0				15.8	15.8		15.8
Trade receivables, net	37.3				37.3	37.3		37.3
Other receivables	0.3				0.3	0.3		0.3
Inventories, net	40.7				40.0	40.0		40.0
Prepaid expenses and other current assets	2.3				2.3	2.3		2.3
Property and equipment, net	79.3				88.6	88.6		88.6
Identifiable intangible assets, net	78.7				77.3	77.3		77.3
Goodwill	261.3				253.9	253.9		253.9
Operating lease right-of-use-assets					4.3	4.3		4.3
Other non-current assets	24.7				26.0	26.0		26.0
Total assets	540.6				545.8	545.8		545.8
Liabilities:
Accounts payable	12.0				12.0	12.0		12.0
Current portion of long-term debt	2.6				2.6	2.6		2.6
Current portion of operating lease liabilities					1.5	1.5		1.5
Other current liabilities	56.2				55.1	55.1		55.1
Long-term debt, less current portion	4.3				4.3	4.3		4.3
Long-term operating lease liabilities, less current portion					2.8	2.8		2.8
Other non-current liabilities	19.8				21.4	21.4		21.4
Deferred taxes					0.4	0.4		0.4
Total liabilities	$ 94.9				100.1	100.1		100.1
Measurement Period
Cash and cash equivalents					8.6	(0.2)
Inventories, net						(0.7)
Property and equipment, net						9.3
Identifiable intangible assets, net						(1.4)
Goodwill						(7.4)
Operating lease right-of-use-assets						4.3
Other non-current assets						1.3
Total assets						5.2
Current portion of operating lease liabilities						1.5
Other current liabilities					19.4	(1.1)
Long-term operating lease liabilities, less current portion						2.8
Non-current deferred taxes						0.4
Other non-current liabilities						1.6
Total liabilities						5.2
Product Care | AFP
Business Acquisition [Line Items]
Total consideration transferred		$ 70.8					$ 74.1
Assets:
Cash and cash equivalents		2.9		$ 3.3			3.3
Trade receivables, net		30.8		30.8			30.8
Inventories, net		7.1		7.1			7.1
Prepaid expenses and other current assets		0.7		0.7			0.7
Property and equipment, net		3.5		3.1			3.1
Identifiable intangible assets, net		18.6		19.3	19.3	19.3	19.3	19.3
Goodwill		21.6		22.6			22.6
Other non-current assets		0.7		0.3			0.3
Total assets		85.9		87.2			87.2
Liabilities:
Accounts payable		13.8		11.6			11.6
Current portion of long-term debt		0.0		0.1			0.1
Other current liabilities		1.3		1.2			1.2
Long-term debt, less current portion		0.0		0.2			0.2
Total liabilities		$ 15.1		13.1			$ 13.1
Measurement Period
Consideration transferred				3.3
Cash and cash equivalents				0.4
Property and equipment, net				(0.4)
Identifiable intangible assets, net				0.7
Goodwill				1.0
Other non-current assets				(0.4)
Total assets				1.3
Current portion of long-term debt				0.1
Accounts payable				(2.2)
Other current liabilities				(0.1)
Long-term debt, less current portion				0.2
Total liabilities				$ (2.0)
Product Care | Fagerdala Singapore Pte Ltd.
Business Acquisition [Line Items]
Total consideration transferred			$ 106.6						106.2
Assets:
Cash and cash equivalents			13.3						13.3		13.3
Trade receivables, net			22.4						22.4		22.4
Inventories, net			10.0						10.1		10.1
Prepaid expenses and other current assets			8.4						8.4		8.4
Property and equipment, net			23.3						23.3		23.3
Identifiable intangible assets, net			41.4		$ 42.1	$ 42.1		$ 42.1	42.1		42.1
Goodwill			39.3						37.8		37.8
Total assets			158.1						157.4		157.4
Liabilities:
Accounts payable			6.9						6.9		6.9
Short-term borrowings			14.0						14.0		14.0
Other current liabilities			15.1						15.0		15.0
Long-term debt, less current portion			3.8						3.8		3.8
Deferred taxes			11.7						11.5		11.5
Total liabilities			$ 51.5						$ 51.2		51.2
Measurement Period
Consideration transferred											(0.4)
Inventories, net											0.1
Identifiable intangible assets, net											0.7
Goodwill											(1.5)
Total assets											(0.7)
Other current liabilities											(0.1)
Non-current deferred taxes											(0.2)
Total liabilities											$ (0.3)