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Note 11 - Income Taxes - Net Deferred Tax Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Allowance for loan losses | $ 1,199 | $ 1,572
Acquisition accounting adjustments, net | 822 | 0
Post-retirement benefits | 156 | 101
Core deposit intangible | 309 | 381
Unvested stock-based compensation | 45 | 31
Reserve for letter of credit losses | 66 | 0
Limited partnership investments | 8 | 8
Lease liability | 60 | 72
Housing tax credit | 24 | 0
Unrealized loss on securities available for sale | 118 | 0
NOL carryover - acquired from Fincastle | 1,548 | 0
Loan origination fees, net | 183 | 328
Total deferred tax assets | 4,538 | 2,493
Depreciation | 750 | 663
Right of use asset | 61 | 73
Housing equity fund | 12 | 0
Unrealized gains on securities available for sale | 0 | 813
Other real estate owned | 158 | 0
Cash flow hedges | 198 | 91
Total deferred tax liabilities | 1,179 | 1,640
Net deferred tax assets | $ 3,359 | $ 853

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