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Note 20 - Regulatory Matters - Actual Capital Levels and Minimum Levels (Details) $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
--- | --- | ---
Total capital minimum required for capital adequacy, ratio | 0.105 |
Tier 1 capital minimum required for capital adequacy, ratio | 0.085 |
Common equity tier 1 capital minimum required for capital adequacy, ratio | 0.070 |
Consolidated Entities [Member] |  |
Total capital, amount | $ 468,113 | $ 429,038
Total capital, ratio | 0.138 | 0.131
Total capital minimum required for capital adequacy, amount | $ 271,325 | $ 262,141
Total capital minimum required for capital adequacy, ratio | 0.080 | 0.080
Tier 1 capital, amount | $ 430,146 | $ 405,148
Tier 1 capital, ratio | 0.127 | 0.124
Tier 1 capital minimum required for capital adequacy, amount | $ 203,494 | $ 196,606
Tier 1 capital minimum required for capital adequacy, ratio | 0.060 | 0.060
Common equity tier 1, amount | $ 384,658 | $ 360,342
Common equity tier 1, ratio | 0.113 | 0.110
Common equity tier 1 minimum required for capital adequacy, amount | $ 152,621 | $ 147,454
Common equity tier 1 capital minimum required for capital adequacy, ratio | 0.045 | 0.045
Tier 1 capital to average assets, amount | $ 430,146 | $ 405,148
Tier 1 capital to average assets, ratio | 0.098 | 0.113
Tier 1 capital to average assets, minimum required for capital adequacy, amount | $ 176,053 | $ 143,689
Tier 1 capital to average assets minimum required for capital adequacy, ratio | 0.040 | 0.040
Bank [Member] |  |
Total capital, amount | $ 457,203 | $ 424,917
Total capital, ratio | 0.135 | 0.130
Total capital minimum required for capital adequacy, amount | $ 271,196 | $ 262,088
Total capital minimum required for capital adequacy, ratio | 0.080 | 0.080
Total capital to be well capitalized, amount | $ 338,995 | $ 327,610
Total capital to be well capitalized, ratio | 0.100 | 0.100
Tier 1 capital, amount | $ 419,236 | $ 401,027
Tier 1 capital, ratio | 0.124 | 0.122
Tier 1 capital minimum required for capital adequacy, amount | $ 203,397 | $ 196,566
Tier 1 capital minimum required for capital adequacy, ratio | 0.060 | 0.060
Tier 1 capital to be well capitalized, amount | $ 271,196 | $ 262,088
Tier 1 capital to be well capitalized, ratio | 0.080 | 0.080
Common equity tier 1, amount | $ 419,236 | $ 401,027
Common equity tier 1, ratio | 0.124 | 0.122
Common equity tier 1 minimum required for capital adequacy, amount | $ 152,548 | $ 147,425
Common equity tier 1 capital minimum required for capital adequacy, ratio | 0.045 | 0.045
Common equity tier 1 capital to be well capitalized, amount | $ 220,347 | $ 212,947
Common equity tier 1 capital to be well capitalized, ratio | 0.065 | 0.065
Tier 1 capital to average assets, amount | $ 419,236 | $ 401,027
Tier 1 capital to average assets, ratio | 0.095 | 0.112
Tier 1 capital to average assets, minimum required for capital adequacy, amount | $ 175,999 | $ 143,670
Tier 1 capital to average assets minimum required for capital adequacy, ratio | 0.040 | 0.040
Tier 1 capital to average assets to be well capitalized, amount | $ 219,999 | $ 179,588
Tier 1 capital to average assets to be well capitalized, ratio | 0.050 | 0.050

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- Definition The minimum common equity tier one capital ratio (common equity tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References No definition available. + Details
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- Definition Amount of total capital as defined by regulatory framework. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998 + Details
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