MARKETING AGREEMENT - Net Commission Earned Under Marketing Agreement (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Marketing Agreement [Line Items]
Contribution expenses	$ (1,114.3)	$ (954.3)	$ (2,822.2)	$ (2,094.9)
Restated Marketing Agreement
Marketing Agreement [Line Items]
Gross commission	34.7	28.1	84.9	70.2
Contribution expenses	(4.5)	(4.5)	(13.5)	(13.5)
Net commission	30.2	23.6	71.4	56.7
Reimbursements associated with Roundup® marketing agreement	17.7	16.4	58.4	46.7
Total net sales associated with Roundup® marketing agreement	$ 47.9	$ 40.0	$ 129.8	$ 103.4

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration