Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands |
Total |
Additional Paid-in Capital |
Accumulated Other Comprehensive Income (Loss), Net of Deferred Income Tax |
Retained Earnings |
Treasury Stock Common |
Class A Common Shares |
Class A Common Shares
Common Stock
|
Class A Common Shares Designated As Class A-2 Common Shares
Common Stock
|
Series A Cumulative Fixed Rate Preferred Shares
Preferred Stock
|
Class B Common Shares
Common Stock
|
|---|---|---|---|---|---|---|---|---|---|---|
| Number at Dec. 31, 2024 | 11,202,355 | 3,793,612 | 4,000 | |||||||
| Number of treasury shares at Dec. 31, 2024 | 1,287,768 | |||||||||
| Common shares issued | 550,000 | |||||||||
| Common shares issued to directors | 16,489 | |||||||||
| Number of treasury shares at Mar. 31, 2025 | 1,287,768 | |||||||||
| Number at Mar. 31, 2025 | 11,768,844 | 3,793,612 | 4,000 | |||||||
| Balance at Dec. 31, 2024 | $ 459,578 | $ (10,410) | $ 268,673 | $ (32,692) | $ 4,000 | |||||
| Other comprehensive income: | ||||||||||
| Change in unrealized holding gains | 3,561 | |||||||||
| Unrealized foreign currency translation gains (losses) | $ (64) | (64) | ||||||||
| Other comprehensive income (loss), net of tax | 3,497 | 3,497 | ||||||||
| Net income (loss) | (3,989) | (3,989) | ||||||||
| Preferred share distributions | (110) | (110) | ||||||||
| Dividends/ Distribution to shareholders | (4,990) | |||||||||
| Share compensation plans | 3,494 | |||||||||
| Balance at Mar. 31, 2025 | 687,051 | 463,072 | (6,913) | 259,584 | $ (32,692) | $ 4,000 | ||||
| Number at Dec. 31, 2025 | 11,844,995 | 3,793,612 | 4,000 | |||||||
| Number of treasury shares at Dec. 31, 2025 | 1,287,768 | 1,287,768 | ||||||||
| Common shares issued | 230,000 | |||||||||
| Common shares issued to directors | 28,288 | |||||||||
| Number of treasury shares at Mar. 31, 2026 | 1,287,768 | 1,287,768 | ||||||||
| Number at Mar. 31, 2026 | 12,103,283 | 3,793,612 | 4,000 | |||||||
| Balance at Dec. 31, 2025 | 706,590 | 465,720 | (4,000) | 273,562 | $ (32,692) | $ 4,000 | ||||
| Other comprehensive income: | ||||||||||
| Change in unrealized holding gains | (2,637) | |||||||||
| Unrealized foreign currency translation gains (losses) | 41 | 41 | ||||||||
| Other comprehensive income (loss), net of tax | (2,596) | (2,596) | ||||||||
| Net income (loss) | 4,246 | 4,246 | ||||||||
| Preferred share distributions | (110) | (110) | ||||||||
| Dividends/ Distribution to shareholders | (5,023) | |||||||||
| Share compensation plans | 1,003 | |||||||||
| Balance at Mar. 31, 2026 | $ 704,110 | $ 466,723 | $ (6,596) | $ 272,675 | $ (32,692) | $ 4,000 |
| X | ||||||||||
- Definition Stock Issued During Period Shares To Directors No definition available.
|
| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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