Long-term debt consisted of the following (in thousands): | | | | | | | | | | | | February 29,
2020 | | | February 28,
2019 | | Mortgage payable to bank; interest rate at BB&T Bank base rate plus 0.5% (6% as of February 28, 2019); monthly principal and interest payments of $5 thousand payable through July 2020; collateralized by land and building of Teltron Technologies, Inc. Loan paid in full in fiscal 2020. | | $ | — | | | $ | 23 | | | | | | | | | | | | | | — | | | | 23 | | | | | — | | | | (23 | ) | | | | | | | | | | | | $ | — | | | $ | — | | | | | | | | | | |
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