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Changes in Capital Accounts, Compensation Cost on Stock Option Awards and on Restricted Common Stock (Details) - $ / shares |  | 6 Months Ended |
--- | --- | --- | ---
Jan. 01, 2021 | Jun. 30, 2026 | Dec. 31, 2025
Stock Options [Member] | Chief Financial Officer [Member] |  |  |
Stock Option Awards [Abstract] |  |  |
Stock options granted (in shares) | 8,000 |  |
Term |  | 5 years |
Options outstanding (in shares) |  | 8,000 |
Stock Options [Member] | Chief Financial Officer [Member] | Minimum [Member] |  |  |
Stock Option Awards [Abstract] |  |  |
Exercise price (in dollars per share) | $ 150 |  |
Stock Options [Member] | Chief Financial Officer [Member] | Maximum [Member] |  |  |
Stock Option Awards [Abstract] |  |  |
Exercise price (in dollars per share) | $ 450 |  |
Restricted Stock [Member] |  |  |
Stock Option Awards [Abstract] |  |  |
Term |  | 2030 years |
Number of shares reserved for issuance (in shares) |  | 31,441 | 31,441

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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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