DEBT Notes Payable (Details) - USD ($) $ in Thousands	12 Months Ended
Jul. 31, 2025	Jul. 31, 2024
Debt Instrument
Current maturities of notes payable	$ (1,000)	$ (1,000)
Less unamortized debt issuance costs	(183)	(226)
Noncurrent Notes payable	38,817	49,774
Series B Senior Notes
Debt Instrument
Long-Term Debt	5,000	6,000
Annual Principal Installments	$ 1,000
Annual rate	3.95%
Series C Senior Notes
Debt Instrument
Long-Term Debt	$ 25,000	25,000
Annual Principal Installments	$ 5,000
Annual rate	3.25%
Series D Senior Notes
Debt Instrument
Long-Term Debt	$ 10,000	10,000
Annual Principal Installments	$ 5,000
Annual rate	6.47%
Line of Credit, BMO Harris
Debt Instrument
Long-Term Debt	$ 0	$ 10,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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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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Amount of the required periodic payments applied to principal.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

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