Note 8 - Long-lived Assets (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Property, Plant and Equipment [Table Text Block]

	As of December 31,
	2023			2022			Life (in years)
Land	$	1,423		$	1,423
Buildings		22,111			20,792			39
Machinery and equipment		125,107			120,893			2 - 10
Office furniture and equipment		5,962			5,705			3 - 7
Leasehold improvements		9,068			9,040		Shorter of asset life or life of lease
Construction in progress		3,526			2,360
		167,197			160,213
Less accumulated depreciation and amortization		(120,074	)		(114,894	)
Total property and equipment	$	47,123		$	45,319

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

	December 31, 2023												December 31, 2022
											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	$	(170	)	$	—		$	—		—	$	170	$	(167	)	$	—		$	3		0.1
Customer relationships		15,979		(7,842	)		(7,592	)		545		2.1		15,979		(7,581	)		(7,592	)		806		3.1
Trade names		9,099		(7,580	)		—			1,519		3.8		9,099		(7,180	)		—			1,919		4.8
Intangible assets	$	25,248	$	(15,592	)	$	(7,592	)	$	2,064		3.3	$	25,248	$	(14,928	)	$	(7,592	)	$	2,728		4.3

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

2024	$	661
2025		661
2026		422
2027		320
Total	$	2,064