SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2021	Jan. 03, 2020	Dec. 28, 2018
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 40,739	$ 46,520	$ 43,187
Additions charged to costs and expenses	11,937	739	8,215
Deductions	5,583	6,520	4,882
Balance at End of Year	47,093	40,739	46,520
Allowance For Doubtful Accounts
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	88	550	349
Additions charged to costs and expenses	115	(320)	207
Deductions	144	142	6
Balance at End of Year	59	88	550
Sales Return Reserve
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	3,644	2,895	2,182
Additions charged to costs and expenses	6,182	6,183	5,474
Deductions	5,294	5,434	4,761
Balance at End of Year	4,532	3,644	2,895
Deferred Tax Asset Valuation Allowance
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	37,007	43,075	40,656
Additions charged to costs and expenses	5,640	(5,124)	2,534
Deductions	145	944	115
Balance at End of Year	$ 42,502	$ 37,007	$ 43,075