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Represents the aggregate offering price for preferred stock.

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The cash inflow before issuance costs and discounting from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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

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The percentage rate used to calculate dividend payments on preferred stock.

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Aggregate dividends declared during the period for each share of preferred stock outstanding.

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

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The cash inflow from the additional capital contribution to the entity.

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Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation.

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The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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Number of new stock issued during the period.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Note 4 - Shareholders' Equity and Preferred Stock (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2026	Jun. 30, 2025	Jul. 31, 2024	Dec. 29, 2023	Aug. 10, 2022	Nov. 30, 2021
Stock Repurchased and Retired During Period, Shares (in shares)	996		41,381		73,004	68,633
Stock Repurchased and Retired During Period, Value	$ 100		$ 1,900		$ 3,800	$ 3,200
Proceeds from Issuance of Senior Long-Term Debt					4,335	25,282
Proceeds from Issuance of Common Stock					0	11,589
Senior Notes 2026 [Member]
Debt Instrument, Interest Rate, Stated Percentage										6.125%
Senior Notes 2026 [Member] \| Public Offering [Member]
Debt Instrument, Interest Rate, Stated Percentage									6.125%
Senior Notes 2029 [Member]
Debt Instrument, Interest Rate, Stated Percentage							9.25%
Senior Notes 2029 [Member] \| Public Offering [Member]
Debt Instrument, Interest Rate, Stated Percentage									9.25%
Proceeds from Issuance of Senior Long-Term Debt, Gross	3,900		8,100		4,400	25,800
Proceeds from Issuance of Senior Long-Term Debt	$ 3,800		$ 7,900		$ 4,300	$ 25,300
Maximum [Member]
Common Stock Aggregate Offering Price								$ 50,000
Series B Preferred Stock [Member]
Stock Repurchased and Retired During Period, Shares (in shares)	0		0		0	0
Preferred Stock, Dividend Rate, Percentage					7.625%
Preferred Stock, Liquidation Preference Per Share (in dollars per share)	$ 25				$ 25
Preferred Stock, Dividends Per Share, Declared (in dollars per share)	$ 0.48	$ 0.48	$ 0.48	$ 0.48
Series B Preferred Stock [Member] \| Public Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)	0		142,603		515	156,264
Proceeds from Issuance of Preferred Stock and Preference Stock	$ 0		$ 3,200		$ 0	$ 3,500
Series B Preferred Stock [Member] \| Maximum [Member]
Preferred Stock, Aggregate Offering Price									$ 100,000
Series B Preferred Stock [Member] \| O2021A Dividends [Member]
Preferred Stock, Dividends Per Share, Declared (in dollars per share)					$ 1.90625
Common Shares [Member] \| Public Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)						200,000
Proceeds from Issuance of Common Stock	$ 0		$ 0		$ 0	$ 11,600