Note 5 - Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	September 30, 2020							December 31, 2019
	Gross							Gross
	Carrying		Accumulated			Net Book		Carrying		Accumulated			Net Book
	Amount		Amortization			Value		Amount		Amortization			Value
Customer relationships	$	982	$	(887	)	$	95	$	1,275	$	(1,106	)	$	169

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Remainder of 2020	$	24
2021		71
Total	$	95