Acquisitions - Ranir Global Holdings,LLC Acquisition (Details) - USD ($) $ in Millions			3 Months Ended		6 Months Ended
		Jul. 01, 2019	Mar. 28, 2020	Mar. 30, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Cash consideration - net of cash acquired			$ 11.3	$ 0.0
Estimated fair value of assets acquired and liabilities assumed:
Goodwill			4,090.0		$ 4,116.7
CSCA
Estimated fair value of assets acquired and liabilities assumed:
Goodwill			1,882.6		1,899.1
CSCI
Estimated fair value of assets acquired and liabilities assumed:
Goodwill	[1]		1,196.7		1,203.7
Ranir Global Holdings, LLC
Business Acquisition [Line Items]
Outstanding equity interest acquired (percent)		100.00%
Total base consideration		$ 750.0
Cash consideration - net of cash acquired		747.7
Net sales since acquisition					151.4
Net income since acquisition					7.6
Inventory costs stepped up to acquisition date fair value					$ 5.7
Purchase price paid		759.2
Estimated fair value of assets acquired and liabilities assumed:
Cash and cash equivalents		11.5
Accounts receivable		40.6
Inventories		59.0
Prepaid expenses and other current assets		4.0
Property, plant and equipment, net		40.8
Operating lease assets		3.7
Goodwill		291.1
Total intangible assets		389.3
Other assets		2.7
Total assets		842.7
Accounts payable		17.6
Other accrued liabilities		7.7
Payroll and related taxes		5.5
Accrued customer programs		5.7
Deferred income taxes		44.2
Other non-current liabilities		2.8
Total liabilities		83.5
Net assets acquired		759.2
Ranir Global Holdings, LLC | CSCA
Estimated fair value of assets acquired and liabilities assumed:
Goodwill			212.2
Ranir Global Holdings, LLC | CSCI
Estimated fair value of assets acquired and liabilities assumed:
Goodwill			$ 78.9
Ranir Global Holdings, LLC | In-process research and development
Estimated fair value of assets acquired and liabilities assumed:
Indefinite-lived intangibles		39.7
Ranir Global Holdings, LLC | Developed product technology, formulations, and product rights
Estimated fair value of assets acquired and liabilities assumed:
Definite-lived intangibles		$ 48.6
Useful life of intangible assets		10 years
Ranir Global Holdings, LLC | Customer relationships and distribution networks
Estimated fair value of assets acquired and liabilities assumed:
Definite-lived intangibles		$ 260.0
Useful life of intangible assets		24 years
Ranir Global Holdings, LLC | Trademarks, trade names, and brands
Estimated fair value of assets acquired and liabilities assumed:
Definite-lived intangibles		$ 41.0
Minimum | Ranir Global Holdings, LLC | Trademarks, trade names, and brands
Estimated fair value of assets acquired and liabilities assumed:
Useful life of intangible assets		20 years
Maximum | Ranir Global Holdings, LLC | Trademarks, trade names, and brands
Estimated fair value of assets acquired and liabilities assumed:
Useful life of intangible assets		25 years

[1] We had accumulated goodwill impairments of $868.4 million as of December 31, 2019 and March 28, 2020.