NOTE 8 - REGULATORY CAPITAL REQUIREMENTS - Capital Requirements (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Total risk-based capital, actual, amount	$ 630,347	$ 581,234
Total risk-based capital, actual, ratio	13.71%	13.33%
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 367,866	$ 348,937
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	$ 482,824	$ 457,980
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	$ 459,832	$ 436,171
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	$ 509,216	$ 481,702
Tier 1 risk-based capital, actual, ratio	11.07%	11.04%
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 275,899	$ 261,703
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	$ 390,858	$ 370,746
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	$ 367,866	$ 348,937
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio	8.00%	8.00%
Tier 1 leverage, actual, amount	$ 509,216	$ 481,702
Tier 1 leverage, actual, ratio	8.91%	9.53%
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer	$ 228,572	$ 202,207
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer	4.00%	4.00%
Tier 1 leverage for capital adequacy purposes, amount	$ 228,572	$ 202,207
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	$ 285,716	$ 252,758
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio	5.00%	5.00%
Common equity Tier 1, actual, amount	$ 471,300	$ 443,864
Common equity Tier 1, actual ratio	10.25%	10.18%
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer	$ 206,925	$ 196,277
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	$ 321,883	$ 305,320
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	$ 298,891	$ 283,511
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	$ 200,053	$ 183,855
Total risk-based capital, actual, ratio	12.40%	11.83%
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 129,068	$ 124,362
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	$ 169,401	$ 163,225
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	$ 161,335	$ 155,452
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	$ 179,859	$ 170,137
Tier 1 risk-based capital, actual, ratio	11.15%	10.94%
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 96,801	$ 93,271
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	$ 137,134	$ 132,134
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	$ 129,068	$ 124,362
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio	8.00%	8.00%
Tier 1 leverage, actual, amount	$ 179,859	$ 170,137
Tier 1 leverage, actual, ratio	7.57%	9.94%
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer	$ 95,014	$ 68,479
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer	4.00%	4.00%
Tier 1 leverage for capital adequacy purposes, amount	$ 95,014	$ 68,479
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	$ 118,767	$ 85,598
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio	5.00%	5.00%
Common equity Tier 1, actual, amount	$ 179,859	$ 170,137
Common equity Tier 1, actual ratio	11.15%	10.94%
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer	$ 72,601	$ 69,953
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	$ 112,934	$ 108,817
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	$ 104,867	$ 101,044
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	$ 200,479	$ 175,498
Total risk-based capital, actual, ratio	12.15%	11.90%
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 132,034	$ 117,953
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	$ 173,295	$ 154,813
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	$ 165,043	$ 147,441
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	$ 179,841	$ 162,127
Tier 1 risk-based capital, actual, ratio	10.90%	11.00%
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 99,026	$ 88,465
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	$ 140,287	$ 125,325
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	$ 132,034	$ 117,953
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio	8.00%	8.00%
Tier 1 leverage, actual, amount	$ 179,841	$ 162,127
Tier 1 leverage, actual, ratio	9.66%	10.41%
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer	$ 74,475	$ 62,286
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer	4.00%	4.00%
Tier 1 leverage for capital adequacy purposes, amount	$ 74,475	$ 62,286
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	$ 93,094	$ 77,857
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio	5.00%	5.00%
Common equity Tier 1, actual, amount	$ 179,841	$ 162,127
Common equity Tier 1, actual ratio	10.90%	11.00%
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer	$ 74,269	$ 66,349
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	$ 115,530	$ 103,209
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	$ 107,278	$ 95,837
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	$ 96,839	$ 92,095
Total risk-based capital, actual, ratio	12.76%	12.32%
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 60,732	$ 59,813
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	$ 79,710	$ 78,504
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	$ 75,915	$ 74,766
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	$ 87,338	$ 85,437
Tier 1 risk-based capital, actual, ratio	11.50%	11.43%
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 45,549	$ 44,860
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	$ 64,527	$ 63,551
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	$ 60,732	$ 59,813
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio	8.00%	8.00%
Tier 1 leverage, actual, amount	$ 87,338	$ 85,437
Tier 1 leverage, actual, ratio	9.86%	10.39%
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer	$ 35,430	$ 32,902
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer	4.00%	4.00%
Tier 1 leverage for capital adequacy purposes, amount	$ 35,430	$ 32,902
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	$ 44,287	$ 41,128
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio	5.00%	5.00%
Common equity Tier 1, actual, amount	$ 87,338	$ 85,437
Common equity Tier 1, actual ratio	11.50%	11.43%
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer	$ 34,162	$ 33,645
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	$ 53,140	$ 52,336
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	$ 49,344	$ 48,598
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio	6.50%	6.50%
Springfield First Community Bank [Member]
Total risk-based capital, actual, amount	$ 79,054	$ 71,074
Total risk-based capital, actual, ratio	13.43%	12.72%
Total risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 47,106	$ 44,704
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	$ 61,827	$ 58,674
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	$ 58,883	$ 55,880
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	$ 68,519	$ 63,956
Tier 1 risk-based capital, actual, ratio	11.64%	11.45%
Tier 1 risk-based capital for capital adequacy purposes, amount, without capital conservation buffer	$ 35,330	$ 33,528
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	$ 50,050	$ 47,498
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	$ 47,106	$ 44,704
Tier 1 risk-based capital to be well capitalized under prompt corrective action provisions, ratio	8.00%	8.00%
Tier 1 leverage, actual, amount	$ 68,519	$ 63,956
Tier 1 leverage, actual, ratio	9.29%	9.70%
Tier 1 leverage for capital adequacy purposes, amount, without capital conservation buffer	$ 29,494	$ 26,379
Tier 1 leverage for capital adequacy purposes, ratio, without capital conservation buffer	4.00%	4.00%
Tier 1 leverage for capital adequacy purposes, amount	$ 29,494	$ 26,379
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	$ 36,867	$ 32,974
Tier 1 leverage to be well capitalized under prompt corrective action provisions, ratio	5.00%	5.00%
Common equity Tier 1, actual, amount	$ 68,519	$ 63,956
Common equity Tier 1, actual ratio	11.64%	11.45%
Common equity Tier 1 for capital adequacy purposes, amount, without capital conservation buffer	$ 26,497	$ 25,146
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	$ 41,218	$ 39,116
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	$ 38,274	$ 36,322
Common equity Tier 1 to be well capitalized under prompt corrective action provisions, ratio	6.50%	6.50%