PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Defined Benefit Plan Obligations and Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 26, 2023	Dec. 31, 2023	Dec. 25, 2022
Pension Benefits
Change in projected benefit obligation:
Projected benefit obligation, beginning of period	$ 237,508	$ 236,147
Interest cost	2,266	2,314
Actuarial gain	(7,050)	(3,134)
Benefits paid	(3,759)	(3,838)
Currency translation gain	(817)	(1,082)
Projected benefit obligation, end of period	228,148	230,407
Change in plan assets:
Fair value of plan assets, beginning of period	225,451	210,133
Actual return on plan assets	1,935	3,357
Contributions by employer	2,161	2,109
Benefits paid	(3,759)	(3,838)
Expenses paid from assets	(60)	(94)
Currency translation loss	(783)	(1,012)
Fair value of plan assets, end of period	224,945	210,655
Funded status:
Unfunded benefit obligation, end of period	(3,203)		$ (12,057)
Amounts recognized in the Condensed Consolidated Balance Sheets at end of period:
Noncurrent asset	1,393		0
Current liability	(237)		(7,717)
Long-term liability	(4,359)		(4,340)
Net financial position	(3,203)		(12,057)
Amounts recognized in accumulated other comprehensive loss at end of period:
Net actuarial loss (gain)	33,382	43,585	40,487	$ 48,121
Other Benefits
Change in projected benefit obligation:
Projected benefit obligation, beginning of period	1,160	1,169
Interest cost	9	9
Actuarial gain	(6)	(15)
Benefits paid	(47)	(29)
Currency translation gain	0	0
Projected benefit obligation, end of period	1,116	1,134
Change in plan assets:
Fair value of plan assets, beginning of period	0	0
Actual return on plan assets	0	0
Contributions by employer	47	29
Benefits paid	(47)	(29)
Expenses paid from assets	0	0
Currency translation loss	0	0
Fair value of plan assets, end of period	0	0
Funded status:
Unfunded benefit obligation, end of period	(1,116)		(1,160)
Amounts recognized in the Condensed Consolidated Balance Sheets at end of period:
Noncurrent asset	0		0
Current liability	(186)		(187)
Long-term liability	(930)		(973)
Net financial position	(1,116)		(1,160)
Amounts recognized in accumulated other comprehensive loss at end of period:
Net actuarial loss (gain)	$ (93)	$ (81)	$ (87)	$ (66)