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Debt, Financings Committed Under Sale and Leaseback Agreements (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 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

X
- 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
Name: | tops_DebtInstrumentMaximumRatioOfTotalNetDebtToMarketValueOfFleet
Namespace Prefix: | tops_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum amount of free liquidity per delivered vessel owned/operated by the Company. + References No definition available. + Details
Name: | tops_DebtInstrumentMinimumFreeLiquidityPerDeliveredVessel
Namespace Prefix: | tops_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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
Name: | tops_DebtInstrumentMinimumTermOfTimeCharterAssignedAsSecurity
Namespace Prefix: | tops_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DebtDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration