STOCK-BASED COMPENSATION (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Jul. 31, 2023	Jul. 31, 2022
Restricted Stock
Share-based Compensation Award Disclosure
Fair value of shares vested	$ 2.6	$ 2.5
Share-based compensation expense	2.4	2.1
Tax benefit from compensation expense	$ 0.8	$ 0.7
2006 Plan
Share-based Compensation Award Disclosure
Number of shares authorized	1,219,500
Number of shares available for grant	241,540
2006 Plan - Restricted Stock \| Minimum
Share-based Compensation Award Disclosure
Award vesting period (years)	2 years
2006 Plan - Restricted Stock \| Maximum
Share-based Compensation Award Disclosure
Award vesting period (years)	5 years

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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