LONG-TERM DEBT AND CREDIT AGREEMENT Debt Disclosure (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Debt Instrument, Periodic Payment, Principal	$ 4,579
Long-term Debt, Maturities, Repayments of Principal in Year Two	16,967
Long-term Debt, Maturities, Repayments of Principal in Year Three	13,679
Long-term Debt, Maturities, Repayments of Principal in Year Four	18,191
Long-term Debt, Maturities, Repayments of Principal in Year Five	18,205
Long-term Debt, Maturities, Repayments of Principal after Year Five	112,835
Total debt	184,456
Convertible Notes unamortized issue discount and debt issuance costs	2,317
Less: current portion	16,961	$ 4,941
Total long-term debt	165,178	$ 202,759
Revolving Credit Facility [Member]
Debt Instrument, Periodic Payment, Principal	4,500
Long-term Debt, Maturities, Repayments of Principal in Year Two	9,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	13,500
Long-term Debt, Maturities, Repayments of Principal in Year Four	18,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	18,000
Long-term Debt, Maturities, Repayments of Principal after Year Five	112,500
Total debt	175,500
Convertible Notes unamortized issue discount and debt issuance costs	2,317
Less: current portion	9,000
Total long-term debt	164,183
Federal Home Loan Bank Advances
Debt Instrument, Periodic Payment, Principal	0
Long-term Debt, Maturities, Repayments of Principal in Year Two	7,800
Long-term Debt, Maturities, Repayments of Principal in Year Three	0
Long-term Debt, Maturities, Repayments of Principal in Year Four	0
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	0
Total debt	7,800
Convertible Notes unamortized issue discount and debt issuance costs	0
Less: current portion	7,800
Total long-term debt	0
Other Debt Obligations [Member]
Debt Instrument, Periodic Payment, Principal	79
Long-term Debt, Maturities, Repayments of Principal in Year Two	167
Long-term Debt, Maturities, Repayments of Principal in Year Three	179
Long-term Debt, Maturities, Repayments of Principal in Year Four	191
Long-term Debt, Maturities, Repayments of Principal in Year Five	205
Long-term Debt, Maturities, Repayments of Principal after Year Five	335
Total debt	1,156
Convertible Notes unamortized issue discount and debt issuance costs	0
Less: current portion	161
Total long-term debt	$ 995