DEFINED BENEFIT RETIREMENT PLAN - Additional Information (Details) £ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2022 GBP (£)	Dec. 25, 2021 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Limit on employer contributions per annum	$ 16,000	£ 13,100
Administrative costs of the Plan	1,600	£ 1,300
Plan assets	459,927		$ 761,170
Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	5,916		14,000
Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	5,916		14,000
Fair Value Measured at Net Asset Value Per Share [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 454,011		747,170
Mutual Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Target allocation percentage	50.00%
Defined Benefit Plan, Cash and Cash Equivalents [Member] | Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 5,916		14,000
Defined Benefit Plan, Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	5,916		14,000
Defined Benefit Plan, Equity Securities [Member] | Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	55,379		212,730
ICAP MTF - GILTS [Member] | Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	206,555		283,288
Corporate Debt Securities [Member] | Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	63,953		107,945
Private Equity Funds [Member] | Estimate of Fair Value Measurement [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 128,124		$ 143,207