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Regulatory matters - Schedule of Bank's Capital Amounts and Ratios (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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Consolidated |  |
Common equity Tier 1 capital to risk-weighted assets |  |
Common equity Tier 1 capital to risk-weighted assets, Actual Amount | $ 237,280 | $ 221,024
Common equity Tier 1 capital to risk-weighted assets, Actual Ratio | 11.90% | 11.95%
Common equity Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 89,717 | $ 83,241
Common equity Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 4.50% | 4.50%
Tier 1 capital to risk-weighted assets |  |
Tier 1 capital to risk-weighted assets, Actual Amount | $ 237,280 | $ 221,024
Tier 1 capital to risk-weighted assets, Actual Ratio | 11.90% | 11.95%
Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 119,623 | $ 110,988
Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 6.00% | 6.00%
Total capital to risk-weighted assets |  |
Total capital to risk-weighted assets, Actual Amount | $ 259,957 | $ 242,403
Total capital to risk-weighted assets, Actual Ratio | 13.04% | 13.10%
Total capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 159,497 | $ 147,984
Total capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 8.00% | 8.00%
Tier 1 capital to average assets |  |
Tier 1 capital to average assets, Actual Amount | $ 237,280 | $ 221,024
Tier 1 capital to average assets, Actual Ratio | 10.14% | 10.03%
Tier 1 capital to average assets, Minimum For Capital Adequacy Purposes Amount | $ 93,633 | $ 88,119
Tier 1 capital to average assets, Minimum For Capital Adequacy Purposes Ratio | 4.00% | 4.00%
Peoples Bank |  |
Common equity Tier 1 capital to risk-weighted assets |  |
Common equity Tier 1 capital to risk-weighted assets, Actual Amount | $ 231,685 | $ 215,027
Common equity Tier 1 capital to risk-weighted assets, Actual Ratio | 11.64% | 11.64%
Common equity Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 89,576 | $ 83,144
Common equity Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 4.50% | 4.50%
Common equity Tier 1 capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Amount | $ 129,387 | $ 120,097
Common equity Tier 1 capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Ratio | 6.50% | 6.50%
Tier 1 capital to risk-weighted assets |  |
Tier 1 capital to risk-weighted assets, Actual Amount | $ 231,685 | $ 215,027
Tier 1 capital to risk-weighted assets, Actual Ratio | 11.64% | 11.64%
Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 119,434 | $ 110,859
Tier 1 capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 6.00% | 6.00%
Tier 1 capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Amount | $ 159,246 | $ 147,811
Tier 1 capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Ratio | 8.00% | 8.00%
Total capital to risk-weighted assets |  |
Total capital to risk-weighted assets, Actual Amount | $ 254,362 | $ 236,406
Total capital to risk-weighted assets, Actual Ratio | 12.78% | 12.80%
Total capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Amount | $ 159,246 | $ 147,811
Total capital to risk-weighted assets, Minimum For Capital Adequacy Purposes Ratio | 8.00% | 8.00%
Total capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Amount | $ 199,057 | $ 184,764
Total capital to risk-weighted assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Ratio | 10.00% | 10.00%
Tier 1 capital to average assets |  |
Tier 1 capital to average assets, Actual Amount | $ 231,685 | $ 215,027
Tier 1 capital to average assets, Actual Ratio | 9.91% | 9.78%
Tier 1 capital to average assets, Minimum For Capital Adequacy Purposes Amount | $ 93,508 | $ 87,969
Tier 1 capital to average assets, Minimum For Capital Adequacy Purposes Ratio | 4.00% | 4.00%
Tier 1 capital to average assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Amount | $ 116,884 | $ 109,962
Tier 1 capital to average assets, Minimum to be Well Capitalized under Prompt Corrective Action Provisions Ratio | 5.00% | 5.00%

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