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FAIR VALUE MEASUREMENTS - Measured on Non-recurring Basis (Details) - Non-recurring - Level 3 - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Assets |  |
Total | $ 17,926 | $ 22,446
Total Gains (Losses) | 5,422 |
Impaired loans |  |
Assets |  |
Impaired loans | 9,625 | 15,213
Total Gains (Losses) | 5,588 |
Capitalized servicing rights |  |
Assets |  |
Capitalized servicing rights | 4,301 | 4,882
Total Gains (Losses) | 0 |
Other real estate owned |  |
Assets |  |
Other real estate owned | 2,236 | 2,351
Total Gains (Losses) | (166) |
Premises held for sale |  |
Assets |  |
Premises held for sale | 1,764 | $ 0
Total Gains (Losses) | $ 0 |

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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5162-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4437-111522 + Details
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