Annual report pursuant to Section 13 and 15(d)

LEASES - Lease Expense (Details)

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LEASES - Lease Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
LEASES      
Fixed operating lease expense $ 5,360 $ 5,360 $ 5,248
Variable operating lease expense 910 926 745
Total operating lease expense $ 6,270 $ 6,286 $ 5,993