LONG-TERM DEBT AND CREDIT AGREEMENT Debt Disclosure (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Debt Instrument, Periodic Payment, Principal	$ 6,866
Long-term Debt, Maturities, Repayments of Principal in Year Two	16,964
Long-term Debt, Maturities, Repayments of Principal in Year Three	13,676
Long-term Debt, Maturities, Repayments of Principal in Year Four	18,188
Long-term Debt, Maturities, Repayments of Principal in Year Five	18,202
Long-term Debt, Maturities, Repayments of Principal after Year Five	112,830
Total debt	186,726
Convertible Notes unamortized issue discount and debt issuance costs	2,445
Short-term debt	9,156	$ 4,941
Long-term Debt	175,125	$ 202,759
Revolving Credit Facility [Member]
Debt Instrument, Periodic Payment, Principal	6,750
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	177,750
Convertible Notes unamortized issue discount and debt issuance costs	2,445
Short-term debt	9,000
Long-term Debt	166,305
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
Short-term debt	0
Long-term Debt	7,800
Other Debt Obligations [Member]
Debt Instrument, Periodic Payment, Principal	116
Long-term Debt, Maturities, Repayments of Principal in Year Two	164
Long-term Debt, Maturities, Repayments of Principal in Year Three	176
Long-term Debt, Maturities, Repayments of Principal in Year Four	188
Long-term Debt, Maturities, Repayments of Principal in Year Five	202
Long-term Debt, Maturities, Repayments of Principal after Year Five	330
Total debt	1,176
Convertible Notes unamortized issue discount and debt issuance costs	0
Short-term debt	156
Long-term Debt	$ 1,020

Total debt, including both current and non-current amounts.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
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-Name Accounting Standards Codification
-Topic 944
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

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-Name Accounting Standards Codification
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