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REGULATORY CAPITAL REQUIREMENTS (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Company (consolidated) [Member] |  |
Total capital (to risk weighted assets): |  |
Actual | $ 992,454 | $ 886,807
Actual Ratio | 14.45% | 13.82%
Capital Required for Capital Adequacy | $ 549,297 | $ 513,398
For Capital Adequacy Purposes Ratio | 8.00% | 8.00%
Common Equity Tier One Capital | $ 818,176 | $ 718,995
Common Equity tier One Capital to Risk Weighted Assets | 11.92% | 11.20%
Common Equity Tier One Capital Required for Capital Adequacy | $ 308,980 | $ 288,787
Common Equity Tier One Capital for Capitalized Adequacy to Risk Weighted Assets | 4.50% | 4.50%
Tier 1 capital (to risk weighted assets): |  |
Actual | $ 892,176 | $ 789,992
Actual Ratio | 12.99% | 12.31%
For Capital Adequacy Purposes | $ 411,973 | $ 385,049
For Capital Adequacy Purposes Ratio | 6.00% | 6.00%
Tier 1 capital (to average assets): |  |
Actual | $ 892,176 | $ 789,992
Actual Ratio | 10.69% | 10.04%
For Capital Adequacy Purposes | $ 333,754 | $ 314,756
For Capital Adequacy Purposes Ratio | 4.00% | 4.00%
Bank [Member] |  |
Total capital (to risk weighted assets): |  |
Actual | $ 937,574 | $ 846,147
Actual Ratio | 13.66% | 13.19%
Capital Required for Capital Adequacy | $ 549,036 | $ 513,175
For Capital Adequacy Purposes Ratio | 8.00% | 8.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions | $ 686,295 | $ 641,469
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio | 10.00% | 10.00%
Common Equity Tier One Capital | $ 872,024 | $ 784,014
Common Equity tier One Capital to Risk Weighted Assets | 12.71% | 12.22%
Common Equity Tier One Capital Required for Capital Adequacy | $ 308,833 | $ 288,661
Common Equity Tier One Capital for Capitalized Adequacy to Risk Weighted Assets | 4.50% | 4.50%
Common Equity Tier 1 Capital to be Well Capitalized | $ 446,092 | $ 416,955
Common Equity Tier One Capital to be Well Capitalized to Risk Weighted Assets | 6.50% | 6.50%
Tier 1 capital (to risk weighted assets): |  |
Actual | $ 872,024 | $ 784,014
Actual Ratio | 12.71% | 12.22%
For Capital Adequacy Purposes | $ 411,777 | $ 384,881
For Capital Adequacy Purposes Ratio | 6.00% | 6.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions | $ 549,036 | $ 513,175
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio | 8.00% | 8.00%
Tier 1 capital (to average assets): |  |
Actual | $ 872,024 | $ 784,014
Actual Ratio | 10.46% | 9.97%
For Capital Adequacy Purposes | $ 333,595 | $ 314,630
For Capital Adequacy Purposes Ratio | 4.00% | 4.00%
To Be Well Capitalized Under Prompt Correction Action Provisions | $ 416,994 | $ 393,288
To Be Well Capitalized Under Prompt Correction Action Provisions Ratio | 5.00% | 5.00%

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