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Note 11 - Income Taxes - Net Deferred Tax Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Allowance for loan losses | $ 1,564 | $ 1,199
Acquisition accounting adjustments, net | 570 | 822
Post-retirement benefits | 188 | 156
Core deposit intangible | 270 | 309
Unvested stock-based compensation | 81 | 45
Reserve for letter of credit losses | 88 | 66
Limited partnership investments | 39 | 8
Lease liability | 113 | 60
Housing tax credit | 0 | 24
Unrealized loss on securities available for sale | 6,536 | 118
NOL carryover - acquired from Fincastle | 1,434 | 1,548
Loan origination fees, net | 176 | 183
Total deferred tax assets | 11,059 | 4,538
Depreciation | 701 | 750
Right of use asset | 112 | 61
Housing equity fund | 0 | 12
Other real estate owned | 29 | 158
Cash flow hedges | 563 | 198
Total deferred tax liabilities | 1,405 | 1,179
Net deferred tax assets | $ 9,654 | $ 3,359

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