Revenue Recognition - Schedule of Revenue by Major Market (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation Of Revenue [Line Items]
Net sales	$ 118,394	$ 134,285	$ 240,644	$ 273,400
Consumer [Member]
Disaggregation Of Revenue [Line Items]
Net sales	31,211	22,515	51,498	40,300
Vehicle [Member]
Disaggregation Of Revenue [Line Items]
Net sales	13,813	21,962	30,125	44,482
Food and Beverage [Member]
Disaggregation Of Revenue [Line Items]
Net sales	9,072	16,818	26,491	41,967
Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	26,757	34,595	56,794	72,082
Auto Aftermarket [Member]
Disaggregation Of Revenue [Line Items]
Net sales	37,541	38,395	75,736	74,569
Operating Segments [Member] | Material Handling [Member]
Disaggregation Of Revenue [Line Items]
Net sales	80,855	95,902	164,931	198,853
Operating Segments [Member] | Material Handling [Member] | Consumer [Member]
Disaggregation Of Revenue [Line Items]
Net sales	31,211	22,515	51,498	40,300
Operating Segments [Member] | Material Handling [Member] | Vehicle [Member]
Disaggregation Of Revenue [Line Items]
Net sales	13,813	21,962	30,125	44,482
Operating Segments [Member] | Material Handling [Member] | Food and Beverage [Member]
Disaggregation Of Revenue [Line Items]
Net sales	9,072	16,818	26,491	41,967
Operating Segments [Member] | Material Handling [Member] | Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	26,759	34,607	56,817	72,104
Operating Segments [Member] | Distribution [Member]
Disaggregation Of Revenue [Line Items]
Net sales	37,541	38,395	75,736	74,569
Operating Segments [Member] | Distribution [Member] | Auto Aftermarket [Member]
Disaggregation Of Revenue [Line Items]
Net sales	37,541	38,395	75,736	74,569
Inter-company [Member]
Disaggregation Of Revenue [Line Items]
Net sales	(2)	(12)	(23)	(22)
Inter-company [Member] | Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	$ (2)	$ (12)	$ (23)	$ (22)