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Regulatory Matters (Details) $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
--- | --- | ---
Total Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 966,092 | $ 882,453
Actual Ratio (as a percent) | 0.1599 | 0.1490
Minimum Capital Adequacy Amount | $ 483,350 | $ 473,782
Minimum Capital Adequacy Ratio (as a percent) | 0.0800 | 0.0800
Minimum Capital Adequacy with Capital Buffer Amount | $ 634,397 | $ 621,839
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.1050 | 0.1050
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 604,188 | $ 592,227
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.1000 | 0.1000
Tier I Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 889,709 | $ 807,926
Actual Ratio (as a percent) | 0.1473 | 0.1364
Minimum Capital Adequacy Amount | $ 362,513 | $ 355,336
Minimum Capital Adequacy Ratio (as a percent) | 0.0600 | 0.0600
Minimum Capital Adequacy with Capital Buffer Amount | $ 513,560 | $ 503,393
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.0850 | 0.0850
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 483,350 | $ 473,782
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0800 | 0.0800
Common Equity Tier 1 Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 788,884 | $ 743,467
Actual Ratio (as a percent) | 0.1306 | 0.1255
Minimum Capital Adequacy Amount | $ 271,884 | $ 266,502
Minimum Capital Adequacy Ratio (as a percent) | 0.0450 | 0.0450
Minimum Capital Adequacy with Capital Buffer Amount | $ 422,931 | $ 414,559
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.0700 | 0.0700
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 392,722 | $ 384,948
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0650 | 0.0650
Tier I Capital (to Average Assets): |  |
Actual Amount | $ 889,709 | $ 807,926
Actual Ratio (as a percent) | 0.1215 | 0.1219
Minimum Capital Adequacy Amount | $ 292,977 | $ 265,122
Minimum Capital Adequacy Ratio (as a percent) | 0.0400 | 0.0400
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 366,221 | $ 331,402
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0500 | 0.0500
1st Source Bank |  |
Total Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 881,983 | $ 804,131
Actual Ratio (as a percent) | 0.1459 | 0.1357
Minimum Capital Adequacy Amount | $ 483,637 | $ 474,189
Minimum Capital Adequacy Ratio (as a percent) | 0.0800 | 0.0800
Minimum Capital Adequacy with Capital Buffer Amount | $ 634,774 | $ 622,373
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.1050 | 0.1050
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 604,546 | $ 592,736
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.1000 | 0.1000
Tier I Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 805,556 | $ 729,541
Actual Ratio (as a percent) | 0.1332 | 0.1231
Minimum Capital Adequacy Amount | $ 362,728 | $ 355,642
Minimum Capital Adequacy Ratio (as a percent) | 0.0600 | 0.0600
Minimum Capital Adequacy with Capital Buffer Amount | $ 513,864 | $ 503,826
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.0850 | 0.0850
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 483,637 | $ 474,189
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0800 | 0.0800
Common Equity Tier 1 Capital (to Risk-Weighted Assets): |  |
Actual Amount | $ 761,731 | $ 722,082
Actual Ratio (as a percent) | 0.1260 | 0.1218
Minimum Capital Adequacy Amount | $ 272,046 | $ 266,731
Minimum Capital Adequacy Ratio (as a percent) | 0.0450 | 0.0450
Minimum Capital Adequacy with Capital Buffer Amount | $ 423,182 | $ 414,915
Minimum Capital Adequacy with Capital Buffer Ratio (as a percent) | 0.0700 | 0.0700
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 392,955 | $ 385,279
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0650 | 0.0650
Tier I Capital (to Average Assets): |  |
Actual Amount | $ 805,556 | $ 729,541
Actual Ratio (as a percent) | 0.1100 | 0.1103
Minimum Capital Adequacy Amount | $ 292,959 | $ 264,500
Minimum Capital Adequacy Ratio (as a percent) | 0.0400 | 0.0400
To Be Well Capitalized Under Prompt Corrective Action Provisions Amount | $ 366,199 | $ 330,625
To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio (as a percent) | 0.0500 | 0.0500

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