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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Outstanding Commodity Contracts (Details)
Dec. 29, 2018
lb
T
gal
Sep. 30, 2018
lb
T
gal
Dec. 30, 2017
lb
T
gal
Urea (in tons)      
Derivative [Line Items]      
Outstanding commodity contracts, mass type (in tons and pounds) | T 52,000 88,000 40,500
Resin (in pounds)      
Derivative [Line Items]      
Outstanding commodity contracts, mass type (in tons and pounds) | lb 12,600,000 0 0
Diesel (in gallons)      
Derivative [Line Items]      
Outstanding commodity contracts, volume type (in gallons) 4,410,000 5,460,000 4,536,000
Heating Oil (in gallons)      
Derivative [Line Items]      
Outstanding commodity contracts, volume type (in gallons) 1,218,000 1,218,000 1,344,000