GOODWILL AND OTHER INTANGIBLE ASSETS - Amortizing Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 30, 2023
Components of amortized intangible assets
Weighted Average Life	3 years
Amortization expense for intangible assets	$ 11,252	$ 14,214	$ 19,455
Estimated Amortization Expense
2026	9,166
2027	9,166
2028	9,166
2029	9,166
2030	9,166
Customer relationships
Components of amortized intangible assets
Gross Carrying Amount	219,631	230,063
Accumulated Amortization	165,514	166,516
Patents and proprietary technology
Components of amortized intangible assets
Gross Carrying Amount	28,166	26,225
Accumulated Amortization	16,374	13,829
Trade names
Components of amortized intangible assets
Gross Carrying Amount		2,870
Accumulated Amortization		2,654
Other
Components of amortized intangible assets
Gross Carrying Amount	614	4,430
Accumulated Amortization	$ 594	$ 4,245