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INCOME TAXES (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Deferred tax assets: |  |
Allowance for loan losses | $ 18,938 | $ 19,369
Benefit plans | 3,507 | 3,925
Acquisition accounting | 16,021 | 11,788
Lease right-of-Use Asset | 13,507 | 0
Stock grants | 2,032 | 894
OREO | 3,295 | 2,515
Securities available for sale | 1,169 | 1,577
Net operating losses | 55,023 | 66,037
Nonaccrual loans | 3,243 | 3,990
Other | 4,227 | 4,618
Total deferred tax assets | 120,962 | 114,713
Deferred tax liabilities: |  |
Acquisition accounting | 19,815 | 13,053
Lease right-of-use liability | 11,191 | 0
Premises and equipment | 6,696 | 3,877
Securities available for sale | 10,069 | 25
Other | 511 | 583
Total deferred tax liabilities | 48,282 | 17,538
Net deferred tax asset | $ 72,680 | $ 97,175

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