INCOME TAXES - Income taxes reconciliation (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Difference between the tax provision at the statutory federal income tax rate and the benefit (provision) for income taxes as a percentage of loss before income taxes (effective tax rate)
Statutory federal income tax rate	21.00%	21.00%	21.00%
Increase (reduction) in rate resulting from:
Foreign rate differential	(1.20%)	(1.90%)	0.50%
Technology incentives - current	312.70%	183.10%	28.20%
Technology incentives - deferred	(230.60%)	(116.40%)	(29.10%)
U.S. branch taxation of foreign operations	(127.30%)	(54.40%)
Decrease (increase) in uncertain tax position, net	16.10%	(0.30%)	0.20%
Share-based compensation related adjustments	(0.50%)	(13.70%)	(4.10%)
Increase in valuation allowance	(151.90%)	(50.00%)	(7.70%)
Non-deductible expenses and other	(6.50%)	1.00%	(1.50%)
Withholding taxes, net of credit	12.10%
Effective tax rate	(156.10%)	(31.60%)	7.50%
Tax rate on Special Preferred Technological Enterprises	6.00%
Percentage of annual income derived from exports for preferential tax rate	25.00%