PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Unrecognized Benefit Amounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2021	Dec. 27, 2020	Dec. 29, 2019
Pension Benefits
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Net actuarial loss (gain), beginning of year	$ 95,522	$ 58,239	$ 54,343
Amortization	(2,276)	(1,503)	(1,313)
Settlement adjustments	(2,313)	(3,371)	(3,538)
Actuarial loss (gain)	(14,535)	38,822	20,729
Asset loss (gain)	(18,563)	400	(11,982)
Net prior service cost	0	378	0
Currency translation loss	308	2,557	0
Net actuarial loss, end of year	58,143	95,522	58,239
Other Benefits
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Net actuarial loss (gain), beginning of year	174	91	(34)
Amortization	(2)	0	0
Settlement adjustments	(21)	(7)	(7)
Actuarial loss (gain)	(33)	90	132
Asset loss (gain)	0	0	0
Net prior service cost	0	0	0
Currency translation loss	0	0	0
Net actuarial loss, end of year	$ 118	$ 174	$ 91