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Derivative Financial Instruments (Details 4) - USD ($) $ in Millions	Jan. 31, 2020	Apr. 30, 2019	Nov. 30, 2018	Jun. 30, 2018
Commodity contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gross notional amount	$ 808.9	$ 544.8
Foreign currency exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gross notional amount	88.1	144.9
Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gross notional amount	$ 800.0	$ 800.0	$ 300.0	$ 500.0

X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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X

- Details

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X

- Details

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