PENSION AND OTHER POSTRETIREMENT BENEFITS Estimated future benefit payments (Details) $ in Thousands	Jul. 31, 2019 USD ($)
Pension Benefits
Defined Benefit Plans and Postretirement Health Benefits
2020	$ 1,686
2021	1,763
2022	1,864
2023	1,902
2024	2,013
2025-29	13,969
Postretirement Health Benefits
Defined Benefit Plans and Postretirement Health Benefits
2020	66
2021	98
2022	108
2023	147
2024	236
2025-29	$ 1,412

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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