The amount of accrued interest on unpaid dividends during the period.

No definition available.

Name:	tops_AccruedInterestOnUnpaidDividends
Namespace Prefix:	tops_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The percentage of temporary equity shares transferred to an irrevocable trust established for the benefit of certain family members of Mr. Pistiolis, a 100% ownership interest in three Marshall Island companies.

+ References

No definition available.

+ Details

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

- References

No definition available.

+ Details

Name:	tops_RelatedPartyExpensesAbstract
Namespace Prefix:	tops_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of paid and unpaid dividends on temporary equity declared with the form of settlement in cash.

+ References

No definition available.

+ Details

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

- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on temporary Equity. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)

+ References

No definition available.

+ Details

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

- Definition

The maximum number of securities to be sold under a stock purchase agreement.

+ References

No definition available.

+ Details

Name:	tops_TemporaryEquitySharesToBeSold
Namespace Prefix:	tops_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_SeriesFPreferredStockMember
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

Name:	srt_CounterpartyNameAxis=tops_AfricanusIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Transactions with Related Parties, Africanus Inc (Details) - Series F Shares [Member] - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Jan. 17, 2022
Transactions with Related Parties [Abstract]
Dividends declared		$ 5,009	$ 10,344
Related Party [Member] \| Africanus [Member]
Transactions with Related Parties [Abstract]
Preferred shares to be sold (in shares)				7,560,759
Percentage of preferred shares transferred to 3 Sororibus Trust	100.00%
Dividends declared		5,009	10,344
Accrued interest on unpaid dividends		0	8
Dividends payable	$ 0	$ 0	$ 0