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LEASES - Supplemental Cash Flow Information Related To Leases (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows for operating leases $ 4,904 $ 4,112
Right-of-use assets obtained in exchange for lease obligations:    
Operating leases $ 847 $ 437