Note 2 - Acquisitions (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

	Acquisition Date Fair Values
	rms			EOS			Total
Cash and cash equivalents	$	-		$	4,677		$	4,677
Accounts receivable		1,283			1,805			3,088
Inventories		3,946			1,967			5,913
Other current assets		9			1,618			1,627
Property, plant and equipment		4,035			726			4,761
Other assets		-			76			76
Total identifiable assets		9,273			10,869			20,142
Accounts payable		(62	)		(2,148	)		(2,210	)
Accrued expenses		(209	)		(411	)		(620	)
Total liabilities assumed		(271	)		(2,559	)		(2,830	)
Net identifiable assets acquired		9,002			8,310			17,312
Goodwill		-			3,402			3,402
Net assets acquired	$	9,002		$	11,712		$	20,714
Cash paid		9,130			10,434			19,564
Deferred consideration due (from) to seller		(128	)		1,278			1,150
Fair value of consideration transferred	$	9,002		$	11,712		$	20,714

Business Acquisition, Pro Forma Information [Table Text Block]

	Three Months Ended		Three Months Ended
	March 31, 2021		March 31, 2020
Revenue	$	113,665	$	108,054
Net earnings (loss)		3,429		(3,920	)
Earnings (loss) per Class A common share - basic and diluted		0.26		(0.31	)
Earnings (loss) per Class B common share - basic and diluted		0.28		(0.32	)