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Note 9 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Deferred Tax Assets |  |
Allowance for loan losses | $ 1,624 | $ 1,528
Other real estate | 115 | 184
Deferred compensation | 163 | 148
Core deposit intangible |  | 1
Unrealized loss on securities available for sale |  | 2,177
Goodwill | 33 | 48
Restricted stock | 9 | 2
Purchase accounting adjustments | 633 |
Other | 401 | 411
Nonaccrual interest | 2 | 2
Gross deferred tax assets | 2,980 | 4,501
Deferred Tax Liabilities |  |
Premises and equipment | 839 | 1,023
Unrealized gain on securities available for sale | 96 |
Core deposit intangible | 533 |
Other | 7 | 6
Gross deferred tax liabilities | 1,475 | 1,029
Net deferred tax assets | $ 1,505 | $ 3,472

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