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Note 8 - Long-term Debt - Summary of Long-term Debt (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Total long-term debt |  | $ 426 | $ 1,766
Less: current maturities |  | 77 | 1,766
Long-term debt, net of current portion |  | 349 | 0
Loan Agreement to Fund Machinery Acquisition [Member] |  |  |
Equipment loan payable in monthly repayments of $8 including interest at 6% per annum (1) | [1] | 426 | 0
HSBC Bank Mortgage Loan [Member] |  |  |
Mortgage loan secured by building payable in monthly repayments of $25 plus interest at LIBOR plus 1.75% or bank’s prime rate minus 0.5% (2) | [2] | $ 0 | $ 1,766
[1] | In September 2022, the Company entered into a loan agreement to fund the acquisition of machinery equipment. The loan amount of $432,000 is payable in 60 equal monthly installments of $8,352 and secured by equipment. The interest rate is 6%.
[2] | The Company had a loan agreement with a bank that was secured by a mortgage against its Central Islip, New York facility. The loan was payable in 120 consecutive equal monthly installments of $25,000 in principal plus interest and a final balloon payment due upon maturity on March 1, 2022. The interest rate, at the Company’s option, was the variable rate of LIBOR plus 1.75% or the bank’s prime less 0.5% (1.86% at December 31, 2021). This loan was satisfied on March 1, 2022.

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