Note 2 - Summary of Significant Accounting Policies - Intangibles (Details)	12 Months Ended
	Dec. 31, 2019
Customer Relationships [Member] | Minimum [Member]
Estimated useful life (Year)	8 years
Customer Relationships [Member] | Maximum [Member]
Estimated useful life (Year)	13 years 6 months
Brand [Member]
Estimated useful life (Year)	13 years 6 months
Trademarks [Member]
Estimated useful life (Year)	15 years
Developed Technology Rights [Member]
Estimated useful life (Year)	5 years