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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Stock Plans (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Jul. 27, 2021	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Stock Option Plans
Defined Benefit Plan Disclosure [Line Items]
Shares of common stock available for issuance (in shares)		735,164		735,164
Award vesting period				3 years
Compensation expense		$ 4,277	$ 2,346	$ 8,948	$ 5,671
Income tax benefits		$ 1,069	$ 587	$ 2,237	$ 1,418
Stock Option Plans \| Minimum
Defined Benefit Plan Disclosure [Line Items]
Expiration period for grant				7 years
Stock Option Plans \| Maximum
Defined Benefit Plan Disclosure [Line Items]
Expiration period for grant				10 years
Restricted Stock Units (RSUs)
Defined Benefit Plan Disclosure [Line Items]
Award vesting period				3 years
Restricted Shares \| Subsequent Event
Defined Benefit Plan Disclosure [Line Items]
Award vesting period	4 years
Restricted shares granted (in shares)	153,000
Restricted shares granted, value	$ 38,000