REGULATORY CAPITAL REQUIREMENTS (Details) $ in Thousands	Jun. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Banking Regulation, Total Capital, Actual	$ 509,478	$ 498,290
Banking Regulation, Total Risk-Based Capital Ratio, Actual	0.1526	0.1540
Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum	0.1050	0.1050
Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum	0.1000	0.1000
Banking Regulation, Tier One Risk-Based Capital, Actual	$ 474,903	$ 445,858
Banking Regulation, Tier One Risk-Based Capital Ratio, Actual	0.1423	0.1378
Banking Regulation, Tier One Risk-Based Capital Ratio, Capital Adequacy, Minimum	0.0850	0.0850
Banking Regulation, Tier One Risk-Based Capital Ratio, Well Capitalized, Minimum	0.0600	0.0600
Common equity tier I capital	$ 431,903	$ 402,858
Common Equity Tier I Risk Based Capital Ratio	12.94%	12.45%
Common Equity Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	7.00%	7.00%
Banking Regulation, Tier One Leverage Capital, Actual	$ 474,903	$ 445,858
Banking Regulation, Excess Tier One Leverage Capital Ratio, Actual	0.0948	0.0913
Banking Regulation, Tier One Leverage Capital Ratio, Capital Adequacy, Minimum	0.0400	0.0400
Subsidiaries
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Banking Regulation, Total Capital, Actual	$ 470,146	$ 460,611
Banking Regulation, Total Risk-Based Capital Ratio, Actual	0.1414	0.1428
Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum	0.1050	0.1050
Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum	0.1000	0.1000
Banking Regulation, Tier One Risk-Based Capital, Actual	$ 435,571	$ 420,294
Banking Regulation, Tier One Risk-Based Capital Ratio, Actual	0.1310	0.1303
Banking Regulation, Tier One Risk-Based Capital Ratio, Capital Adequacy, Minimum	0.0850	0.0850
Banking Regulation, Tier One Risk-Based Capital Ratio, Well Capitalized, Minimum	0.0800	0.0800
Common equity tier I capital	$ 435,571	$ 420,294
Common Equity Tier I Risk Based Capital Ratio	13.10%	13.03%
Common Equity Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	7.00%	7.00%
Common Equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	6.50%	6.50%
Banking Regulation, Tier One Leverage Capital, Actual	$ 435,571	$ 420,294
Banking Regulation, Excess Tier One Leverage Capital Ratio, Actual	0.0872	0.0864
Banking Regulation, Tier One Leverage Capital Ratio, Capital Adequacy, Minimum	0.0400	0.0400
Banking Regulation, Tier One Leverage Capital Ratio, Well Capitalized, Minimum	0.0500	0.0500

Common Equity Tier I To Total Risk Weighted Assets Capital Ratio

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Common equity tier I capital

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Amount of total capital as defined by regulatory framework.

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