INCOME AND OTHER TAXES (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Operating Loss Carryforwards
Gross unrecognized tax benefits	$ 6,300,000		$ 6,300,000
Net unrecognized tax benefits	5,600,000		5,600,000
Gross accrued interest	2,800,000		2,800,000
Net accrued interest	2,300,000		2,300,000
Penalties accrued	0		0
Income tax provision	(4,400,000)	$ (2,400,000)	(7,000,000.0)	$ (7,700,000)
Income from continuing operations before income taxes	$ 23,500,000	$ 20,100,000	$ 39,100,000	$ 48,400,000
Effective income tax rate (as a percent)	18.70%	11.90%	17.90%	15.90%
Excess tax provision from stock-based compensation awards vested	$ 700,000	$ 2,200,000	$ 700,000	$ 1,000,000.0
Deferral totaling amount	3,700,000		3,700,000
Maximum
Operating Loss Carryforwards
Reasonably possible amount that unrecognized tax benefits could decrease within next 12 months, high end of range	$ 5,000,000.0		$ 5,000,000.0