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Derivative Notional Amounts (Details) - USD ($) $ in Thousands	Jul. 31, 2021	Jul. 31, 2020
Derivative [Line Items]
Derivative, Notional Amount	$ 34,304	$ 27,707
Designated as hedging instruments [Member]
Derivative [Line Items]
Derivative, Notional Amount	30,724	24,600
Not designated as hedging Instruments [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 3,580	$ 3,107

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- 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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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

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