Trade Accounts Receivable Securitization and Sale Programs (Asset-Backed Securitization Programs and Key Terms) (Details) $ in Millions	Nov. 30, 2019 USD ($)
North American
Trade Accounts Receivable Securitization and Sale Program [Line Items]
Maximum Amount of Net Cash Proceeds	$ 390.0
Foreign
Trade Accounts Receivable Securitization and Sale Program [Line Items]
Maximum Amount of Net Cash Proceeds	$ 400.0

Maximum value of net cash proceeds that are available at any one time under the asset-backed securitization and sales programs.

No definition available.

Name:	jbl_NetCashProceedsAvailableAtAnyOneTimeUnderAssetBackedSecuritizationProgramAndSalesProgram
Namespace Prefix:	jbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant