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Capital Stock and Changes in Capital Accounts - Series C Preferred Stock (Details) |  | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Nov. 29, 2021 USD ($) $ / shares shares | Jun. 30, 2022 USD ($) D $ / shares shares | Dec. 31, 2021 USD ($) D $ / shares shares | Nov. 30, 2021 $ / shares
Class of Stock [Line Items] |  |  |  |
Preferred stock, shares issued |  | 510,000 | 510,000 |
Preferred stock, shares outstanding |  | 510,000 | 510,000 |
Preferred stock, par value | $ / shares | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01
Dividends on preferred stock | $ |  | $ 471,000 |  |
Diana Shipping Inc |  |  |  |
Class of Stock [Line Items] |  |  |  |
Cumulative preferred dividend rate | 8.00% |  |  |
Conversion price | $ / shares | $ 6.50 |  |  |
Trading day trailing VWAP of common shares | $ | 10 |  |  |
Preferred stock Series C |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock, shares issued | 10,000 | 10,000 | 10,000 |
Preferred stock, shares outstanding | 10,000 |  | 10,000 |
Preferred stock, par value | $ / shares |  | $ 0.01 | $ 0.01 |
Preferred stock, liquidation preference | $ |  | $ 1,000,000 | $ 1,000,000 |
Cumulative preferred dividend rate | 8.00% |  |  |
Conversion price | $ / shares | $ 6.50 |  |  |
Dividends on preferred stock | $ |  |  | $ 69,000 |
Preferred stock Series C | Diana Shipping Inc |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock, shares issued | 10,000 |  |  |
Trading day trailing VWAP of common shares | D |  | 10 | 10 |
Maximum percentage of outstanding common shares that can be held by related party after share conversion |  | 49.00% | 49.00% |
Series A Participating Preferred Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Preferred stock, shares issued | 0 |  | 0 |
Preferred stock, shares outstanding | 0 |  | 0 |
Preferred stock, liquidation preference | $ | $ 1,000,000 |  | $ 1,000,000 |

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- Definition Threshold number of specified trading days that common stock price to conversion price of convertible preferred stock must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature. + References No definition available. + Details
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- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 + Details
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- Definition Per share conversion price of preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 + Details
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644 + Details
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