Acquisition - Schedule of Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Nov. 30, 2018
Business Acquisition [Line Items]
Goodwill	$ 526.6	$ 586.0	$ 585.5
Bags
Business Acquisition [Line Items]
Cash and cash equivalents				$ 5.9
Notes and accounts receivable				13.2
Prepaid expenses and other current assets				2.0
Other noncurrent assets				0.2
Leasehold improvements, equipment and construction in progress				1.5
Other intangible assets, net				118.0
Goodwill				154.4
Accounts payable				(6.5)
Accrued and other current liabilities				(4.4)
Other long-term liabilities				(0.7)
Net assets acquired and liabilities assumed				283.6
Bags | Initial
Business Acquisition [Line Items]
Cash and cash equivalents				5.9
Notes and accounts receivable				13.2
Prepaid expenses and other current assets				2.0
Other noncurrent assets				0.2
Leasehold improvements, equipment and construction in progress				1.5
Other intangible assets, net				118.0
Goodwill				154.1
Accounts payable				(6.5)
Accrued and other current liabilities				(4.1)
Other long-term liabilities				(0.7)
Net assets acquired and liabilities assumed				283.6
Bags | Measurement Period Adjustments
Business Acquisition [Line Items]
Goodwill				0.3
Accrued and other current liabilities				(0.3)
Net assets acquired and liabilities assumed				$ 0.0