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Note 1 - Nature of Operations and Basis of Presentation - Property, Plant and Equipment Useful Life (Details)	12 Months Ended
	Dec. 31, 2021
Lasts, Dies and Patterns [Member]
Estimated useful lives (Year)	3 years
Minimum [Member] \| Building Improvements [Member]
Estimated useful lives (Year)	5 years
Minimum [Member] \| Machinery and Equipment [Member]
Estimated useful lives (Year)	3 years
Minimum [Member] \| Furniture and Fixtures [Member]
Estimated useful lives (Year)	3 years
Maximum [Member] \| Building Improvements [Member]
Estimated useful lives (Year)	40 years
Maximum [Member] \| Machinery and Equipment [Member]
Estimated useful lives (Year)	8 years
Maximum [Member] \| Furniture and Fixtures [Member]
Estimated useful lives (Year)	8 years