EMPLOYEE BENEFIT PLANS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Multiemployer Plans [Line Items]
Multiemployer Plans, Funded Status [Fixed List]	At least 80 percent	At least 80 percent
FIP/RP Status Pending/Implemented	No
Surcharge Imposed	No
Expiration Date of Collective-Bargaining Agreement	N/A
Minimum Contributions Required for Future Periods	$ 0
Supplemental Executive Retirement Plans [Member]
Multiemployer Plans [Line Items]
Defined Benefit Plan, Benefit Obligation	19,498,000	$ 20,752,000	$ 17,361,000	$ 14,963,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	1,225,000
Contributions paid	475,000	$ 475,000	$ 486,000
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	$ 1,214,000