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Note 9 - REGULATORY CAPITAL REQUIREMENTS - Capital Requirements (Details) $ in Thousands | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
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Total risk-based capital, actual, amount | $ 836,493 | $ 814,629
Total risk-based capital, actual, ratio | 0.1450 | 14.77
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 461,539 | $ 441,100
Total risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 8.00% | 8.00%
Total risk-based capital for capital adequacy purposes, amount | $ 605,770 | $ 578,944
Total risk-based capital for capital adequacy purposes, ratio | 10.50 | 10.50
Total risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 576,924 | $ 551,375
Total risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 10.00 | 10.00
Tier 1 risk-based capital, actual, amount | $ 650,356 | $ 631,649
Tier 1 risk-based capital, actual, ratio | 0.1127 | 11.46
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 346,154 | $ 330,825
Tier 1 risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 6.00% | 6.00%
Tier 1 risk-based capital for capital adequacy purposes, amount | $ 490,385 | $ 468,669
Tier 1 risk-based capital for capital adequacy purposes, ratio | 8.50 | 8.50
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 461,539 | $ 441,100
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 8.00 | 8.00
Tier 1 leverage, actual, amount | $ 650,356 | $ 631,649
Tier 1 leverage, actual, ratio | 0.1078 | 10.46
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer | $ 241,343 | $ 241,579
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer | 4.00% | 4.00%
Tier 1 leverage for capital adequacy purposes, amount | $ 241,343 | $ 241,579
Tier 1 leverage for capital adequacy purposes, ratio | 4.00 | 4.00
Tier 1 leverage to be well capitalized under prompt corrective action provisions, amount | $ 301,679 | $ 301,974
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio | 5.00 | 5.00
Common equity Tier 1, actual, amount | $ 612,166 | $ 593,494
Common equity Tier 1, actual ratio | 0.1061 | 10.76
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer | $ 259,616 | $ 248,119
Common equity Tier 1 for capital adequacy purposes, ratio, without capital conservation buffer | 4.50% | 4.50%
Common equity Tier 1 for capital adequacy purposes, amount | $ 403,847 | $ 385,962
Common equity Tier 1 for capital adequacy purposes, ratio | 7.00% | 7.00%
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, amount | $ 375,000 | $ 358,394
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%
QCBT |  |
Total risk-based capital, actual, amount | $ 259,332 | $ 247,658
Total risk-based capital, actual, ratio | 0.1342 | 13.29
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 154,616 | $ 149,126
Total risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 8.00% | 8.00%
Total risk-based capital for capital adequacy purposes, amount | $ 202,934 | $ 195,727
Total risk-based capital for capital adequacy purposes, ratio | 10.50 | 10.50
Total risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 193,270 | $ 186,407
Total risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 10.00 | 10.00
Tier 1 risk-based capital, actual, amount | $ 235,098 | $ 224,253
Tier 1 risk-based capital, actual, ratio | 0.1216 | 12.03
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 115,962 | $ 111,844
Tier 1 risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 6.00% | 6.00%
Tier 1 risk-based capital for capital adequacy purposes, amount | $ 164,280 | $ 158,446
Tier 1 risk-based capital for capital adequacy purposes, ratio | 8.50 | 8.50
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 154,616 | $ 149,126
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 8.00 | 8.00
Tier 1 leverage, actual, amount | $ 235,098 | $ 224,253
Tier 1 leverage, actual, ratio | 0.1081 | 10.45
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer | $ 86,996 | $ 85,873
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer | 4.00% | 4.00%
Tier 1 leverage for capital adequacy purposes, amount | $ 86,996 | $ 85,873
Tier 1 leverage for capital adequacy purposes, ratio | 4.00 | 4.00
Tier 1 leverage to be well capitalized under prompt corrective action provisions, amount | $ 108,745 | $ 107,341
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio | 5.00 | 5.00
Common equity Tier 1, actual, amount | $ 235,098 | $ 224,253
Common equity Tier 1, actual ratio | 0.1216 | 12.03
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer | $ 86,972 | $ 83,883
Common equity Tier 1 for capital adequacy purposes, ratio, without capital conservation buffer | 4.50% | 4.50%
Common equity Tier 1 for capital adequacy purposes, amount | $ 135,289 | $ 130,485
Common equity Tier 1 for capital adequacy purposes, ratio | 7.00% | 7.00%
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, amount | $ 125,626 | $ 121,164
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%
CRBT |  |
Total risk-based capital, actual, amount | $ 269,223 | $ 277,673
Total risk-based capital, actual, ratio | 0.1418 | 14.85
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 151,921 | $ 149,595
Total risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 8.00% | 8.00%
Total risk-based capital for capital adequacy purposes, amount | $ 199,396 | $ 196,343
Total risk-based capital for capital adequacy purposes, ratio | 10.50 | 10.50
Total risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 189,901 | $ 186,993
Total risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 10.00 | 10.00
Tier 1 risk-based capital, actual, amount | $ 245,509 | $ 254,279
Tier 1 risk-based capital, actual, ratio | 0.1293 | 13.60
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 113,941 | $ 112,196
Tier 1 risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 6.00% | 6.00%
Tier 1 risk-based capital for capital adequacy purposes, amount | $ 161,416 | $ 158,944
Tier 1 risk-based capital for capital adequacy purposes, ratio | 8.50 | 8.50
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 151,921 | $ 149,595
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 8.00 | 8.00
Tier 1 leverage, actual, amount | $ 245,509 | $ 254,279
Tier 1 leverage, actual, ratio | 0.1236 | 12.59
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer | $ 79,428 | $ 80,777
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer | 4.00% | 4.00%
Tier 1 leverage for capital adequacy purposes, amount | $ 79,428 | $ 80,777
Tier 1 leverage for capital adequacy purposes, ratio | 4.00 | 4.00
Tier 1 leverage to be well capitalized under prompt corrective action provisions, amount | $ 99,285 | $ 100,971
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio | 5.00 | 5.00
Common equity Tier 1, actual, amount | $ 245,509 | $ 254,279
Common equity Tier 1, actual ratio | 0.1293 | 13.60
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer | $ 85,456 | $ 84,147
Common equity Tier 1 for capital adequacy purposes, ratio, without capital conservation buffer | 4.50% | 4.50%
Common equity Tier 1 for capital adequacy purposes, amount | $ 132,921 | $ 130,895
Common equity Tier 1 for capital adequacy purposes, ratio | 7.00% | 7.00%
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, amount | $ 123,436 | $ 121,546
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%
CSB |  |
Total risk-based capital, actual, amount | $ 128,273 | $ 123,365
Total risk-based capital, actual, ratio | 0.1181 | 11.95
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 86,889 | $ 82,601
Total risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 8.00% | 8.00%
Total risk-based capital for capital adequacy purposes, amount | $ 114,042 | $ 108,413
Total risk-based capital for capital adequacy purposes, ratio | 10.50 | 10.50
Total risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 108,612 | $ 103,251
Total risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 10.00 | 10.00
Tier 1 risk-based capital, actual, amount | $ 114,660 | $ 110,410
Tier 1 risk-based capital, actual, ratio | 0.1056 | 10.69
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 65,167 | $ 61,951
Tier 1 risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 6.00% | 6.00%
Tier 1 risk-based capital for capital adequacy purposes, amount | $ 92,320 | $ 87,763
Tier 1 risk-based capital for capital adequacy purposes, ratio | 8.50 | 8.50
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 86,889 | $ 82,601
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 8.00 | 8.00
Tier 1 leverage, actual, amount | $ 114,660 | $ 110,410
Tier 1 leverage, actual, ratio | 0.1000 | 9.67
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer | $ 45,868 | $ 45,676
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer | 4.00% | 4.00%
Tier 1 leverage for capital adequacy purposes, amount | $ 45,868 | $ 45,676
Tier 1 leverage for capital adequacy purposes, ratio | 4.00 | 4.00
Tier 1 leverage to be well capitalized under prompt corrective action provisions, amount | $ 57,336 | $ 57,095
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio | 5.00 | 5.00
Common equity Tier 1, actual, amount | $ 114,660 | $ 110,410
Common equity Tier 1, actual ratio | 0.1056 | 10.69
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer | $ 48,875 | $ 46,463
Common equity Tier 1 for capital adequacy purposes, ratio, without capital conservation buffer | 4.50% | 4.50%
Common equity Tier 1 for capital adequacy purposes, amount | $ 76,028 | $ 72,276
Common equity Tier 1 for capital adequacy purposes, ratio | 7.00% | 7.00%
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, amount | $ 70,597 | $ 67,113
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%
SFCB. |  |
Total risk-based capital, actual, amount | $ 104,588 | $ 101,067
Total risk-based capital, actual, ratio | 0.1291 | 13.39
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 64,795 | $ 60,369
Total risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 8.00% | 8.00%
Total risk-based capital for capital adequacy purposes, amount | $ 85,043 | $ 79,235
Total risk-based capital for capital adequacy purposes, ratio | 10.50 | 10.50
Total risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 80,994 | $ 75,462
Total risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 10.00 | 10.00
Tier 1 risk-based capital, actual, amount | $ 94,945 | $ 91,625
Tier 1 risk-based capital, actual, ratio | 0.1172 | 12.14
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer | $ 48,596 | $ 45,277
Tier 1 risk-based capital for capital adequacy purposes, ratio, without capital conservation buffer | 6.00% | 6.00%
Tier 1 risk-based capital for capital adequacy purposes, amount | $ 68,845 | $ 64,142
Tier 1 risk-based capital for capital adequacy purposes, ratio | 8.50 | 8.50
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, amount | $ 64,795 | $ 60,369
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio | 8.00 | 8.00
Tier 1 leverage, actual, amount | $ 94,945 | $ 91,625
Tier 1 leverage, actual, ratio | 0.1121 | 11.08
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer | $ 33,886 | $ 33,088
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer | 4.00% | 4.00%
Tier 1 leverage for capital adequacy purposes, amount | $ 33,886 | $ 33,088
Tier 1 leverage for capital adequacy purposes, ratio | 4.00 | 4.00
Tier 1 leverage to be well capitalized under prompt corrective action provisions, amount | $ 42,357 | $ 41,360
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio | 5.00 | 5.00
Common equity Tier 1, actual, amount | $ 94,945 | $ 91,625
Common equity Tier 1, actual ratio | 0.1172 | 12.14
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer | $ 36,447 | $ 33,958
Common equity Tier 1 for capital adequacy purposes, ratio, without capital conservation buffer | 4.50% | 4.50%
Common equity Tier 1 for capital adequacy purposes, amount | $ 56,696 | $ 52,823
Common equity Tier 1 for capital adequacy purposes, ratio | 7.00% | 7.00%
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, amount | $ 52,646 | $ 49,050
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%

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- Definition The minimum amount of Total Capital required for capital adequacy purposes, without the capital conservation buffer. + References No definition available. + Details
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- Definition The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes, without capital conservation buffer. + References No definition available. + Details
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- Definition Ratio of Common equity Tier 1 required for capital adequacy purposes, considering without capital conservation buffer. + References No definition available. + Details
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- Definition The ratio Tier 1 Leverage Capital required to be categorized as well capitalized as defined in the regulatory framework for prompt corrective action. + References No definition available. + Details
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- Definition Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as adequately capitalized, considering without capital conservation buffer. + References No definition available. + Details
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- Definition The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets, considering without capital conservation. + References No definition available. + Details
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- Definition The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes, considering without capital conservation buffer. + References No definition available. + Details
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- Definition The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes, considering without capital conservation buffer. + References No definition available. + Details
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- Definition Amount of total capital as defined by regulatory framework. + References Reference 1: 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 + Details
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- Definition Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework. + References Reference 1: 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 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 + Details
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- Definition Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + References Reference 1: 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 + Details
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