Represents percentage of issued and outstanding for share based compensation by share based payment.

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The closing price of equity instruments other than options granted during the period under share based payment arrangement.

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No definition available.

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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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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Amount of cash inflow from exercise of option 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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The number of grants made 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 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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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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Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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Number of non-vested options outstanding.

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Number of non-vested options forfeited.

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Weighted average grant-date fair value of non-vested options forfeited.

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Weighted average grant-date fair value of non-vested options outstanding.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Number of options vested.

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Number of share options (or share units) exercised during the current period.

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Note 16 - Stock-based Compensation (Details Textual) - USD ($)			3 Months Ended		9 Months Ended
	Jan. 18, 2023	May 17, 2017	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Jan. 31, 2017
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)			101,671	107,005	101,671	107,005	127,005
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price (in dollars per share)			$ 5.21	$ 4.37	$ 5.21	$ 4.37	$ 4.69
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares (in shares)					50,334	62,495
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value					$ 643,000	$ 1,300,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)			0	217,932	9,153	442,308
Proceeds from Stock Options Exercised				$ 2,600,000	$ 159,000	$ 5,436,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value				2,100,000	25,000	3,900,000
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Expense			$ 59,000	72,000	190,000	228,000
Share-Based Payment Arrangement, Expense, Tax Benefit			0	276,000	5,000	578,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			$ 375,000	332,000	$ 375,000	332,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)					2 years
Stock Options One [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)			30,000		30,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price (in dollars per share)			$ 19.87		$ 19.87
Stock Options Two [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)			50,334		50,334
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price (in dollars per share)			$ 18.07		$ 18.07
Stock Options Three [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)			0		0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Number of Shares (in shares)					5,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value (in dollars per share)					$ 17.74
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)					32,248
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)			26,660		26,660		14,786
Restricted Stock Units (RSUs) [Member] \| Directors and Executive Officers [Member]
Share-Based Payment Arrangement, Expense			$ 84,000	202,000	$ 420,000	357,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			$ 422,000	$ 320,000	$ 422,000	$ 320,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)					1 year 4 months 24 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	32,248
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Granted at Closing Price (in dollars per share)	$ 20.46
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)	1 year
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)			26,660		26,660
Stock Option Plan 2010 [Member]
Share Based Compensation, Arrangement By Share Based Payment Award, Common Stock Reserved As Percentage Of Issued And Outstanding								30.00%
Common Stock, Capital Shares Reserved for Future Issuance (in shares)								3,494,478
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in shares)		0
The 2017 Omnibus Stock Incentive Plan [Member]
Share Based Compensation, Arrangement By Share Based Payment Award, Common Stock Reserved As Percentage Of Issued And Outstanding		30.00%
Common Stock, Capital Shares Reserved for Future Issuance (in shares)		3,848,341
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)			1,018,673		1,018,673
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum					5.40%