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LEASES - Maturities of Lease Liabilities (Details) $ in Millions	Apr. 30, 2020 USD ($)
Leases [Abstract]
Operating lease payments due in remainder of 2020	$ 28
Operating lease payments due in 2021	49
Operating lease payments due in 2022	37
Operating lease payments due in 2023	25
Operating lease payments due in 2024	14
Operating lease payments due in 2025 and thereafter	55
Total undiscounted future minimum lease payments	208
Amount of lease payments representing interest	(19)
Present value of future minimum lease payments	189
Current liabilities	(51)
Long-term lease liabilities	$ 138

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
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Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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