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LEASES - Supplemental Balance Sheet Information (Details)
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating leases, weighted average remaining lease term 4 years 5 years
Financing leases, weighted average remaining lease term 8 years 8 years
Operating leases, weighted average discount rate 4.10% 4.70%
Financing leases, weighted average discount rate 3.00% 3.00%