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Note 10 - Other Intangible Assets - Definite-lived Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Gross amount $ 23,384  
Accumulated amortization (2,095)  
Net balance 21,289 $ 22,232
Trade Name and Brand [Member]    
Gross amount 367  
Accumulated amortization (61)  
Net balance 306  
Noncompete Agreements [Member]    
Gross amount 462  
Accumulated amortization (154)  
Net balance 308  
Customer Lists [Member]    
Gross amount 22,555  
Accumulated amortization (1,880)  
Net balance $ 20,675