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Note 2 - Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Other Fixed Assets, Useful Life Assumptions [Table Text Block]

Description	Useful Life (years)
Cars	6
Office equipment	5
Furniture and fittings	5
Computer equipment	3

X

- Definition

Represents other fixed assets useful life assumptions.

+ References

No definition available.

+ Details

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Namespace Prefix:	tops_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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