LONG-TERM DEBT - Interest Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
LONG-TERM DEBT        
Interest Expense $ 979 $ 339 $ 2,063 $ 844
Amortization of Deferred Financing Costs to Interest Expense 87 45 236 133
Total Interest Expense 1,066 384 2,299 977
Total Interest Paid $ 925 $ 308 $ 2,030 $ 809