Background and Summary of Significant Accounting Polices (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following table sets forth reporting segment information (in thousands):

	Sensors		Weighing Solutions		Measurement Systems		Corporate/ Other		Total
2021
Net third-party revenues	$	127,861	$	125,390	$	64,668			$	317,919
Intersegment revenues	3,487		—		—		(3,487)		—
Gross profit	45,474		45,900		33,768				125,142
Segment operating income (loss)	26,527		23,184		13,480		(35,819)		27,372
Acquisition costs	—		—		1,198		—		1,198
Impairment of goodwill and indefinite-lived intangibles	—		—		1,223		—		1,223
Restructuring costs	—		76		—		—		76
Depreciation and amortization expense	5,967		3,415		3,834		1,780		14,996
Capital expenditures	13,213		3,434		913		7		17,567
Total assets	142,510		152,399		159,816		7,164		461,889
2020
Net third-party revenues	$	120,754	$	101,386	$	47,672	$	—	$	269,812
Intersegment revenues	3,183		—		—		(3,183)		—
Gross profit	47,530		32,250		24,491		—		104,271
Segment operating income (loss)	29,486		12,145		11,763		(30,737)		22,657
Impairment of goodwill and indefinite-lived intangibles	—		—		2,440		—		2,440
Restructuring costs	551		234		51		82		918
Depreciation and amortization expense	5,227		3,291		2,653		1,336		12,507
Capital expenditures	21,885		1,961		468		13		24,327
Total assets	138,932		160,679		78,810		23,466		401,887
2019
Net third-party revenues	$	121,827	$	119,854	$	42,277	$	—	$	283,958
Intersegment revenues	4,067		26		—		(4,093)		—
Gross profit	49,166		40,664		21,787		—		111,617
Segment operating income (loss)	30,262		19,121		10,191		(30,926)		28,648
Acquisition costs	—		—		443		—		443
Executive severance costs	—		—		—		611		611
Restructuring costs	79		2,041		7		166		2,293
Depreciation and amortization expense	5,228		3,475		1,809		1,283		11,795
Capital expenditures	6,688		2,729		1,074		38		10,529
Total assets	96,316		168,953		86,133		19,011		370,413