SEGMENT INFORMATION - Schedule of Financial Information by Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Segment Reporting Information [Line Items]
Revenue	$ 147,439	$ 111,576
Gross profit	69,182	55,145
Operating income	2,536	(3,844)
Operating segments
Segment Reporting Information [Line Items]
Revenue	147,439	111,576
Gross profit	69,695	56,182
Operating income	11,278	5,068
Operating segments | Video
Segment Reporting Information [Line Items]
Revenue	65,842	70,331
Gross profit	38,684	38,774
Operating income	3,139	3,772
Operating segments | Cable Access
Segment Reporting Information [Line Items]
Revenue	81,597	41,245
Gross profit	31,011	17,408
Operating income	$ 8,139	$ 1,296