Segment Reporting (Details 1) - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Jan. 02, 2021
Segment Reporting Information [Line Items]
Net sales	$ 204,844	$ 129,483
Operating income	34,608	(10,033)
Capital expenditures	5,036	2,937
Total assets	1,311,548		$ 1,296,979
Operating Segments [Member] | Hydraulics [Member]
Segment Reporting Information [Line Items]
Net sales	119,106	103,818
Operating income	28,073	21,482
Capital expenditures	2,635	2,394
Total assets	762,063		765,155
Operating Segments [Member] | Electronics [Member]
Segment Reporting Information [Line Items]
Net sales	85,738	25,665
Operating income	18,280	4,778
Capital expenditures	2,401	543
Total assets	541,834		523,502
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Operating income	(11,745)	$ (36,293)
Total assets	$ 7,651		$ 8,322