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Note 9 - Income Taxes - Tax Effects of Temporary Differences Related to Deferred Taxes Included in Other Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Deferred tax assets: |  |
Loans acquired | $ 19,885 | $ 7,986
Allowance for loan losses | 10,773 | 14,754
Valuation of foreclosed assets | 2,852 | 3,958
Tax NOLs from acquisition | 7,821 | 13,077
Deferred compensation payable | 2,433 | 2,785
Accrued equity and other compensation | 5,302 | 8,107
Acquired securities | 578 | 1,098
Unrealized loss on available-for-sale securities | 6,107 | 9,559
Other | 8,813 | 7,101
Gross deferred tax assets | 64,564 | 68,425
Deferred tax liabilities: |  |
Goodwill and other intangible amortization | (32,572) | (29,601)
Accumulated depreciation | (8,945) | (5,370)
Other | (4,413) | (5,877)
Gross deferred tax liabilities | (45,930) | (40,848)
Net deferred tax asset, included in other assets | $ 18,634 | $ 27,577

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