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
											Remaining												Remaining
											Weighted												Weighted
						Accumulated			Net		Average							Accumulated			Net		Average
	Cost		Accumulated			Impairment			Book		Amortization				Accumulated			Impairment			Book		Amortization
	Basis		Amortization			Charges			Value		Period		Cost		Amortization			Charges			Value		Period
Intangible assets:
Noncompete agreements	$	170	$	(104	)	$	—		$	66		2.3	$	170	$	(83	)	$	—		$	87		3.1
Customer relationships		15,979		(6,903	)		(7,592	)		1,484		5.1		15,979		(6,674	)		(7,592	)		1,713		5.8
Trade names		9,099		(6,280	)		—			2,819		7.0		9,099		(5,980	)		—			3,119		7.8
Intangible assets	$	25,248	$	(13,287	)	$	(7,592	)	$	4,369		5.8	$	25,248	$	(12,737	)	$	(7,592	)	$	4,919		6.5

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

2020	$	183
2021		733
2022		725
2023		664
2024		661
2025 and thereafter		1,403
Total	$	4,369