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Note 6 - Long-term Debt - Long-term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Long-term debt, gross	$ 116,755	$ 88,113
Payments due within one year included in current liabilities	15,286	15,286
Debt issuance costs	624	455
Long-term debt less current maturities	100,845	72,372
Truist Bank [Member] | Revolving Credit Facility [Member]
Long-term debt, gross	61,517	17,589
BB&T [Member] | Term Loan Maturing February 26, 2024 [Member]
Long-term debt, gross	15,000	21,000
BB&T [Member] | Term Loan Maturing May 2020 [Member]
Long-term debt, gross	$ 40,238	$ 49,524

X

- Definition

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

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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