EMPLOYEE BENEFITS - Pension Plan Assets (Details) - Pension plan	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
Equity securities
Contributions and Cash Flows [Line Items]
Target Allocation (as a percent)	61.00%	61.00%
Debt securities
Contributions and Cash Flows [Line Items]
Target Allocation (as a percent)	33.00%	33.00%
Real Estate
Contributions and Cash Flows [Line Items]
Target Allocation (as a percent)	6.00%	6.00%
Minimum
Contributions and Cash Flows [Line Items]
Investment horizon of plan assets	10 years