Financial ratio that measures the required cover of outstanding debt to the value of the financed asset.

No definition available.

Name:	tops_AssetCoverageRatio
Namespace Prefix:	tops_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The maximum ratio of total net debt to the aggregate market value of the Company's fleet, current or future.

+ References

No definition available.

+ Details

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

- Definition

The minimum amount of free liquidity per delivered vessel owned/operated by the Company.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Minimum term of time charter assigned as security under the debt instrument, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of periodic payment installments in which the debt is to be repaid.

+ References

No definition available.

+ Details

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

- Definition

Minimum percentage of voting rights for change of control provisions under agreement.

+ References

No definition available.

+ Details

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

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of net assets (liabilities).

+ References

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+ Details

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

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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

- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

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-Topic 210
-SubTopic 10
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+ Details

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

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

+ 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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Data Type:	xbrli:stringItemType
Balance Type:	na
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- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Debt, ABN Facility (Details) $ in Thousands		12 Months Ended
Debt, ABN Facility (Details) $ in Thousands	Dec. 14, 2023 USD ($)	Dec. 31, 2023 USD ($) Installment	Mar. 18, 2021 USD ($)
Debt [Abstract]
Maximum ratio of debt to market value of fleet		75.00%
Minimum free liquidity per delivered vessel		$ 500
Minimum term of time charter assigned as security		12 months
ABN Facility [Member]
Debt [Abstract]
Face amount			$ 36,800
Number of payment installments \| Installment		24
Frequency of periodic payment		quarterly
Installment payment		$ 615
Balloon payment payable at maturity		$ 22,040
Asset cover ratio		125.00%
Maximum ratio of debt to market value of fleet		75.00%
Minimum free liquidity per delivered vessel		$ 500
Market adjusted net assets		$ 60,000
Minimum percentage of voting rights		50.10%
Minimum term of time charter assigned as security		12 months
Amortization of deferred finance fees	$ 264
ABN Facility [Member] \| LIBOR and Compounded SOFR [Member]
Debt [Abstract]
Basis spread on variable rate		2.50%