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REGULATORY MATTERS - Tabular Disclosure (Details) $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
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Banking Regulation, Tier One Leverage Capital [Abstract] |  |
Leverage ratio, amount | $ 201,519 | $ 207,575
Leverage ratio, minimum requirement for "well capitalized", amount | 105,225 | 93,659
Leverage ratio, minimum regulatory requirement, amount | 84,180 | 74,927
Banking Regulation, Common Equity Tier One Risk-Based Capital [Abstract] |  |
Common equity Tier 1 ratio, amount | 201,519 | 207,575
Common equity Tier 1 ratio, minimum requirement for "well capitalized", amount | 102,472 | 97,714
Common equity Tier 1 ratio, minimum regulatory requirement, amount | 70,942 | 67,648
Banking Regulation, Tier One Risk-Based Capital [Abstract] |  |
Tier 1 risk-based capital ratio, amount | 211,004 | 217,060
Tier 1 risk-based capital ratio, minimum requirement for "well capitalized", amount | 126,120 | 120,264
Tier 1 risk-based capital ratio, minimum regulatory requirement, amount | 94,590 | 90,198
Banking Regulation, Total Capital [Abstract] |  |
Total risked-based capital, amount | 293,919 | 224,875
Total risked-based capital, minimum requirement for "well capitalized", amount | 157,650 | 150,330
Total risked-based capital, minimum regulatory requirement, amount | $ 126,120 | $ 120,264
Banking Regulation, Leverage Ratio [Abstract] |  |
Leverage ratio, ratio | 0.0958 | 0.1115
Leverage ratio, minimum requirement for "well capitalized", ratio | 0.0500 | 0.0500
Leverage ratio, minimum regulatory requirement, ratio | 0.0400 | 0.0400
Banking Regulation, Risk-Based Information [Abstract] |  |
Common equity Tier 1 ratio, ratio | 0.1278 | 0.1381
Common equity Tier 1 ratio, minimum requirement for "well capitalized", ratio | 0.0650 | 0.0650
Common equity Tier 1 ratio, minimum regulatory requirement, ratio | 0.0450 | 0.0450
Tier 1 risk-based capital ratio, ratio | 0.1338 | 0.1444
Tier 1 risk-based capital ratio, minimum requirement for "well capitalized", ratio | 0.0800 | 0.0800
Tier 1 risk-based capital ratio, minimum regulatory requirement, ratio | 0.0600 | 0.0600
Total risked-based capital, ratio | 18.64 | 14.96
Total risked-based capital, minimum requirement for "well capitalized", ratio | 0.1000 | 0.1000
Total risked-based capital, minimum regulatory requirement, ratio | 0.0800 | 0.0800
Reportable Legal Entities [Member] | Subsidiaries [Member] |  |
Banking Regulation, Tier One Leverage Capital [Abstract] |  |
Leverage ratio, amount | $ 224,169 | $ 213,749
Leverage ratio, minimum requirement for "well capitalized", amount | 110,136 | 97,313
Leverage ratio, minimum regulatory requirement, amount | 88,109 | 77,850
Banking Regulation, Common Equity Tier One Risk-Based Capital [Abstract] |  |
Common equity Tier 1 ratio, amount | 224,169 | 213,749
Common equity Tier 1 ratio, minimum requirement for "well capitalized", amount | 102,440 | 97,624
Common equity Tier 1 ratio, minimum regulatory requirement, amount | 70,920 | 67,586
Banking Regulation, Tier One Risk-Based Capital [Abstract] |  |
Tier 1 risk-based capital ratio, amount | 224,169 | 213,749
Tier 1 risk-based capital ratio, minimum requirement for "well capitalized", amount | 126,080 | 120,153
Tier 1 risk-based capital ratio, minimum regulatory requirement, amount | 94,560 | 90,114
Banking Regulation, Total Capital [Abstract] |  |
Total risked-based capital, amount | 242,084 | 221,564
Total risked-based capital, minimum requirement for "well capitalized", amount | 157,600 | 150,191
Total risked-based capital, minimum regulatory requirement, amount | $ 126,080 | $ 120,153
Banking Regulation, Leverage Ratio [Abstract] |  |
Leverage ratio, ratio | 0.1018 | 0.1098
Leverage ratio, minimum requirement for "well capitalized", ratio | 0.0500 | 0.0500
Leverage ratio, minimum regulatory requirement, ratio | 0.0400 | 0.0400
Banking Regulation, Risk-Based Information [Abstract] |  |
Common equity Tier 1 ratio, ratio | 0.1422 | 0.1423
Common equity Tier 1 ratio, minimum requirement for "well capitalized", ratio | 0.0650 | 0.0650
Common equity Tier 1 ratio, minimum regulatory requirement, ratio | 0.0450 | 0.0450
Tier 1 risk-based capital ratio, ratio | 0.1422 | 0.1423
Tier 1 risk-based capital ratio, minimum requirement for "well capitalized", ratio | 0.0800 | 0.0800
Tier 1 risk-based capital ratio, minimum regulatory requirement, ratio | 0.0600 | 0.0600
Total risked-based capital, ratio | 15.36 | 14.75
Total risked-based capital, minimum requirement for "well capitalized", ratio | 0.1000 | 0.1000
Total risked-based capital, minimum regulatory requirement, ratio | 0.0800 | 0.0800

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