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Hedging Transactions and Derivative Financial Instruments - Summary of Reconciliation of Company's Derivatives by Contract Type (Details) - USD ($)
Dec. 28, 2019
Dec. 29, 2018
Derivative [Line Items]    
Assets $ 8,600,000 $ 0
Liabilities 0 (10,900,000)
Aggregate margin account balances 6,400,000 12,900,000
Coffee futures    
Derivative [Line Items]    
Assets 8,600,000 0
Liabilities $ 0 $ (10,900,000)