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Note 1 - Summary of Significant Accounting Policies - Estimated Useful Lives of Property, Plant, and Equipment (Details)	12 Months Ended
	Dec. 31, 2022
Machinery and Equipment [Member] | Minimum [Member]
Buildings and improvements (years) (Year)	7 years
Machinery and Equipment [Member] | Maximum [Member]
Buildings and improvements (years) (Year)	15 years
Furniture, Fixtures, and Computers [Member] | Minimum [Member]
Buildings and improvements (years) (Year)	3 years
Furniture, Fixtures, and Computers [Member] | Maximum [Member]
Buildings and improvements (years) (Year)	7 years

X

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_MachineryAndEquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=ufpt_FurnitureFixturesAndComputersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: