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Period Type:

Note 14 - Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended		3 Months Ended				9 Months Ended
	Jan. 21, 2026	Sep. 18, 2025	Jun. 01, 2024	Jun. 30, 2022	Feb. 28, 2026	Sep. 30, 2025	Apr. 30, 2026	Apr. 30, 2025	Oct. 31, 2024	Apr. 30, 2024	Apr. 30, 2026	Apr. 30, 2025	Jul. 31, 2025	Jan. 01, 2016
Payments of Dividends											$ 4,763	$ 4,036
Common Stock, Dividends, Per Share, Declared (in dollars per share)							$ 0.07	$ 0.06			$ 0.19	$ 0.16
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)					10,852
Amended and Restated Employment Agreement [Member]
Accrued Proceeds from Milestone								$ 1,000
NRS [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum				1.20%
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Grant Date Fair Value			$ 3,300
Share Based Compensation Arrangement By Share Based Payment Award, Shares Exchange Percentage of Shares on Diluted Basis	0.71%
Share Based Compensation Arrangement By Share Based Payment Award, Shares Exchanged, Percentage of Shares on Shares Issued and Outstanding Basis	0.73%
Minimum [Member]
Percentage of Market Price Relative to Grant Price					50.00%
Maximum [Member]
Percentage of Market Price Relative to Grant Price					267.00%
Certain Executive Officers [Member] \| Maximum [Member]
Percentage of Market Price Relative to Grant Price					400.00%
Deferred Stock Units (DSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options, Granted in Period, Total Fair Value	$ 4,200	$ 13,300
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)		$ 120.7
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount							$ 7,400				$ 7,400
Share-Based Payment Arrangement, Plan Modification, Incremental Cost	$ 600
Deferred Stock Units (DSUs) [Member] \| Executive Officers and Other Employees [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)		109,975
Deferred Stock Units (DSUs) [Member] \| Certain Employees [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)	72,182
The 2024 Equity incentive Plan [Member]
Common Stock, Capital Shares Reserved for Future Issuance (in shares)													250,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)													23,934
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)						175,000
Class A and Class B Common Stock [Member]
Common Stock, Dividends, Per Share, Cash Paid (in dollars per share)											$ 0.19	$ 0.16
Payments of Dividends											$ 4,800	$ 4,000
Common Stock, Dividends, Per Share, Declared (in dollars per share)											$ 0.07
Common Class B [Member]
Share Repurchase Program, Authorized, Number of Shares (in shares)														8,000,000
Treasury Stock, Shares, Acquired (in shares)											391,186	221,823
Treasury Stock, Value, Acquired, Cost Method											$ 19,000	$ 10,100
Share Repurchase Program, Remaining Authorized, Number of Shares (in shares)							3,800,000				3,800,000
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)											10,852	157,180
Payment, Tax Withholding, Share-Based Payment Arrangement											$ 500	$ 7,700
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)					26,681
Common Class B [Member] \| Mr. Pereira [Member] \| Amended and Restated Employment Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares)									39,155	39,155
Stock Issued During Period, Value, New Issues									$ 1,800	$ 1,500