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Represents the percentage of market price relative to the grant price.

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Represents the total fair value of equity instruments other than options granted in the period under a share based payment arrangement.

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Represents the percentage of shares on diluted basis exchanged under a share based compensation arrangement.

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Represents the percentage of shares on shares issued and outstanding basis of shares exchanged under a share based compensation arrangement.

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The fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The percentage of outstanding shares repurchased.

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Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

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

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Aggregate number of common shares reserved for future issuance.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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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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Number of additional 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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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Gross number of share options (or share units) granted during the period.

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Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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Percentage of vesting of award under share-based payment arrangement.

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Period from grant to expiration date of share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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Number of new stock issued during the period.

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Note 21 - Stock-Based Compensation (Details Textual) - USD ($)									1 Months Ended		12 Months Ended
	Sep. 22, 2026	Jan. 21, 2026	Sep. 18, 2025	Jun. 01, 2024	Dec. 21, 2023	Nov. 30, 2022	Jun. 30, 2022	Dec. 31, 2020	Feb. 28, 2026	Jan. 31, 2024	Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2024	Feb. 28, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)											0
Proceeds from Stock Options Exercised											$ 200,000	$ 0	$ 172,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)											5,204	0	12,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value											$ 100,000	$ 0	$ 100,000
Share-Based Payment Arrangement, Expense											10,544,000	3,074,000	7,397,000
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation											$ 526,000	7,676,000	1,532,000
NRS [Member]
Stock Issued During Period, Value, New Issues				$ 600,000
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				$ 3,300,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Shares Repurchased				0.17%
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests				$ 21,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs				600,000
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation				$ 600,000
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%
Chief Operating Officer [Member]
Accrued Proceeds from Milestone												$ 1,000,000
Share-Based Payment Arrangement, Expense													$ 4,100,000
Common Class B [Member]
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)											10,852	157,180	41,994
Class B Common Stock [Member] \| Net2phone 2.0 [Member]
Stock Issued During Period, Value, New Issues								$ 3,600,000
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests								53,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								3,600,000
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation								$ 3,600,000
Class B Common Stock [Member] \| Chief Operating Officer [Member] \| Net2phone 2.0 [Member]
Stock Issued During Period, Shares, New Issues (in shares)					50,000					50,000		39,155	39,155
Stock Issued During Period, Value, New Issues												$ 1,800,000	$ 1,500,000
Stock Issued During Period, Percent of Outstanding Shares										4.50%
Class B Common Stock [Member] \| Chief Executive Officer [Member] \| Net2phone 2.0 [Member]
Stock Issued During Period, Shares, New Issues (in shares)								500,000
Stock Issued During Period, Percent of Outstanding Shares								10.00%
Share-Based Payment Arrangement, Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)											3 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)											10 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)											0		0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount											$ 200,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)											8 months 12 days
Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)											3 years
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount											$ 300,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)											8 months 12 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value											$ 300,000	$ 700,000	$ 700,000
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)											$ 54.02
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)											9,000	7,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)											11,000
Deferred Stock Units (DSUs) [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount											$ 5,900,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)											8 months 12 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value											$ 1,600,000	$ 4,300,000	$ 1,100,000
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)											$ 80.83
Share Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options, Granted in Period, Total Fair Value		$ 4,200,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)											176,000	18,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)											186,000
Share-Based Payment Arrangement, Plan Modification, Incremental Cost		$ 600,000
Deferred Stock Units (DSUs) [Member] \| Chief Operating Officer [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)					23,500
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)											425,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)											162,920
The 2024 Equity incentive Plan [Member] \| Subsequent Event [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)	75,000
The 2022 Equity Growth Program [Member] \| Common Class B [Member]
Stock Issued During Period, Shares, New Issues (in shares)											0	276,960	55,039
The 2022 Equity Growth Program [Member] \| Deferred Stock Units (DSUs) [Member]
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)						$ 25.45
Share Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options, Granted in Period, Total Fair Value											$ 5,400,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)														0
The 2022 Equity Growth Program [Member] \| Deferred Stock Units (DSUs) [Member] \| Minimum [Member] \| Share-Based Payment Arrangement, Tranche One [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage						50.00%
The 2022 Equity Growth Program [Member] \| Deferred Stock Units (DSUs) [Member] \| Maximum [Member] \| Share-Based Payment Arrangement, Tranche One [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage						200.00%
The 2025 Equity Growth Program [Member]
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)									10,852
The 2025 Equity Growth Program [Member] \| Common Class B [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)									26,681
The 2025 Equity Growth Program [Member] \| Minimum [Member]
Percentage of Market Price Relative to Grant Price			50.00%
The 2025 Equity Growth Program [Member] \| Maximum [Member]
Percentage of Market Price Relative to Grant Price			267.00%
The 2025 Equity Growth Program [Member] \| Maximum [Member] \| Certain Executive Officers [Member]
Percentage of Market Price Relative to Grant Price			400.00%
The 2025 Equity Growth Program [Member] \| 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									$ 13,300,000
The 2025 Equity Growth Program [Member] \| 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, Weighted Average Grant Date Fair Value (in dollars per share)			$ 50.9
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)			109,975