Total consideration paid/settled in cash.

No definition available.

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- Definition

The increase (decrease) in amount of other commitment as a result of the sale of shares of Roman Shark VII Inc. included in a Share Purchase Agreement (SPA).

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The increase (decrease) in amount of other commitment to be paid in third fiscal year following current fiscal year as a result of the sale of shares of Roman Shark VII Inc. included in a Share Purchase Agreement (SPA).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

The increase (decrease) in amount of other commitment to be paid in second fiscal year following current fiscal year as a result of the sale of shares of Roman Shark VII Inc. included in a Share Purchase Agreement (SPA).

+ References

No definition available.

+ Details

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- Definition

Consideration for signing a non-binding letter of intent whereby the seller/related party is precluded from marketing or selling a portfolio of real estate assets.to be refunded to a related party after company elected not to proceed with the acquisition.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of newbuilding vessels to be purchased.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of construction costs for the Newbuilding Tankers to be financed under financing facilities.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Remaining consideration to be paid.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-4

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482425/460-10-50-4

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 235
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=tops_NewHuarongSaleAndLeasebacksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_RelatedPartyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=tops_ShipbuildingContractsForNewbuildingTankersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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- Details

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Commitments and Contingencies (Details) $ in Thousands	Sep. 15, 2026 USD ($)	Jul. 28, 2026 USD ($) Vessel	Jul. 27, 2026 USD ($)	Jul. 13, 2026 USD ($)	Jun. 30, 2026 USD ($)	Mar. 09, 2026 USD ($)	Feb. 18, 2026 USD ($) Vessel	Nov. 30, 2025 USD ($)
ABCFL Facility [Member]
Commitments and Contingencies [Abstract]
Percentage of commitments to be financed					85.00%
Guarantee						$ 38,420
Guarantee outstanding					$ 5,763
CIBFL Facility [Member]
Commitments and Contingencies [Abstract]
Percentage of commitments to be financed					85.00%
New Huarong SLBs [Member]
Commitments and Contingencies [Abstract]
Guarantee								$ 84,000
Guarantee outstanding					$ 81,375
Related Party [Member] \| Central Mare [Member]
Commitments and Contingencies [Abstract]
Number of newbuilding vessels to be purchased \| Vessel							9
Related Party [Member] \| Central Mare [Member] \| Subsequent Event [Member]
Commitments and Contingencies [Abstract]
Number of newbuilding vessels to be purchased \| Vessel		3
Shipbuilding Contracts for Newbuilding Tankers [Member]
Commitments and Contingencies [Abstract]
Contractual commitments					345,780		$ 406,800
Contractual commitments payable in 2027					22,600
Contractual commitments payable in 2028					126,560
Contractual commitments payable in 2029					$ 196,620
Percentage of commitments to be financed					85.00%
SPA for Sale of Roman Shark VII SPV [Member] \| Related Party [Member] \| Rubico Inc. [Member] \| Subsequent Event [Member]
Commitments and Contingencies [Abstract]
Reduction in contractual commitments			$ (38,420)
Reduction in contractual commitments in 2028			(9,040)
Reduction in contractual commitments in 2029			$ (29,380)
SPA for Sale of Roman Shark V SPV [Member] \| Related Party [Member] \| Rubico Inc. [Member] \| Subsequent Event [Member]
Commitments and Contingencies [Abstract]
Reduction in contractual commitments				$ (38,420)
Reduction in contractual commitments in 2028				(13,560)
Reduction in contractual commitments in 2029				$ (24,860)
Tanker SPA [Member]
Commitments and Contingencies [Abstract]
Contractual commitments					$ 12,457		$ 41,093
Contractual Commitments to Shipyard for Three MR Tankers [Member] \| Subsequent Event [Member]
Commitments and Contingencies [Abstract]
Contractual commitments		$ 140,235
Contractual commitments payable in 2027		16,245
Contractual commitments payable in 2028		21,660
Contractual commitments payable in 2029		$ 102,330
Percentage of commitments to be financed		85.00%
Three MR Tankers' SPVs [Member] \| Related Party [Member] \| Central Mare [Member] \| Subsequent Event [Member]
Commitments and Contingencies [Abstract]
Contractual commitments		$ 30,850
2025 No Shop Clause LOI consideration		$ 23,500
Consideration settled in cash	$ 5,190
Consideration payable	$ 2,160