Regulatory Matters - Schedule of Actual Capital Amounts and Ratios (Details) $ in Thousands	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital to Risk Weighted Assets, Ratio	0.123	0.121
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100
Tier 1 Capital to Risk Weighted Assets, Ratio	0.107	0.103
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080
Common Equity Tier 1 capital to risk weighted assets	0.099	0.094
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065
Tier 1 Leverage Ratio	0.094	0.093
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050
Lake Forest Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 857,438	$ 852,471
Total Capital to Risk Weighted Assets, Ratio	0.118	0.125
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 728,358	$ 683,460
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 807,848	$ 804,011
Tier 1 Capital to Risk Weighted Assets, Ratio	0.111	0.118
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 582,687	$ 546,768
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 807,848	$ 804,011
Common Equity Tier 1 capital to risk weighted assets	0.111	0.118
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 473,433	$ 444,249
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 807,848	$ 804,011
Tier 1 Leverage Ratio	0.097	0.099
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 416,233	$ 404,942
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Hinsdale Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 543,925	$ 478,606
Total Capital to Risk Weighted Assets, Ratio	0.119	0.118
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 458,046	$ 407,428
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 512,323	$ 447,075
Tier 1 Capital to Risk Weighted Assets, Ratio	0.112	0.110
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 366,437	$ 325,943
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 512,323	$ 447,075
Common Equity Tier 1 capital to risk weighted assets	0.112	0.110
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 297,730	$ 264,828
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 512,323	$ 447,075
Tier 1 Leverage Ratio	0.096	0.094
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 266,427	$ 238,724
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Wintrust Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 1,164,532	$ 1,115,527
Total Capital to Risk Weighted Assets, Ratio	0.127	0.119
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 915,950	$ 938,320
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 1,069,171	$ 1,009,631
Tier 1 Capital to Risk Weighted Assets, Ratio	0.117	0.108
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 732,760	$ 750,656
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 1,069,171	$ 1,009,631
Common Equity Tier 1 capital to risk weighted assets	0.117	0.108
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 595,367	$ 609,908
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 1,069,171	$ 1,009,631
Tier 1 Leverage Ratio	0.111	0.108
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 479,667	$ 467,712
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Libertyville Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 276,568	$ 272,241
Total Capital to Risk Weighted Assets, Ratio	0.118	0.123
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 234,181	$ 221,509
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 258,709	$ 253,576
Tier 1 Capital to Risk Weighted Assets, Ratio	0.111	0.115
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 187,345	$ 177,207
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 258,709	$ 253,576
Common Equity Tier 1 capital to risk weighted assets	0.111	0.115
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 152,218	$ 143,981
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 258,709	$ 253,576
Tier 1 Leverage Ratio	0.095	0.097
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 136,451	$ 130,396
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Barrington Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 472,428	$ 431,663
Total Capital to Risk Weighted Assets, Ratio	0.114	0.116
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 413,497	$ 372,989
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 453,022	$ 416,070
Tier 1 Capital to Risk Weighted Assets, Ratio	0.110	0.112
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 330,798	$ 298,392
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 453,022	$ 416,070
Common Equity Tier 1 capital to risk weighted assets	0.110	0.112
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 268,773	$ 242,443
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 453,022	$ 416,070
Tier 1 Leverage Ratio	0.107	0.108
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 212,429	$ 192,589
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Crystal Lake Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 187,820	$ 181,916
Total Capital to Risk Weighted Assets, Ratio	0.118	0.127
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 159,314	$ 143,786
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 176,144	$ 170,670
Tier 1 Capital to Risk Weighted Assets, Ratio	0.111	0.119
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 127,451	$ 115,029
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 176,144	$ 170,670
Common Equity Tier 1 capital to risk weighted assets	0.111	0.119
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 103,554	$ 93,461
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 176,144	$ 170,670
Tier 1 Leverage Ratio	0.098	0.100
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 89,519	$ 85,280
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Northbrook Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 502,434	$ 474,973
Total Capital to Risk Weighted Assets, Ratio	0.113	0.123
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 446,536	$ 385,619
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 473,065	$ 441,563
Tier 1 Capital to Risk Weighted Assets, Ratio	0.106	0.115
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 357,229	$ 308,496
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 473,065	$ 441,563
Common Equity Tier 1 capital to risk weighted assets	0.106	0.115
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 290,248	$ 250,653
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 473,065	$ 441,563
Tier 1 Leverage Ratio	0.092	0.099
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 256,737	$ 222,668
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Macatawa
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 307,829
Total Capital to Risk Weighted Assets, Ratio	0.163
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 189,233
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 293,541
Tier 1 Capital to Risk Weighted Assets, Ratio	0.155
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 151,387
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 293,541
Common Equity Tier 1 capital to risk weighted assets	0.155
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 123,002
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 293,541
Tier 1 Leverage Ratio	0.101
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 144,975
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Schaumburg Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 229,770	$ 203,127
Total Capital to Risk Weighted Assets, Ratio	0.122	0.113
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 187,982	$ 179,670
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 216,675	$ 190,280
Tier 1 Capital to Risk Weighted Assets, Ratio	0.115	0.106
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 150,386	$ 143,736
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 216,675	$ 190,280
Common Equity Tier 1 capital to risk weighted assets	0.115	0.106
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 122,188	$ 116,786
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 216,675	$ 190,280
Tier 1 Leverage Ratio	0.100	0.094
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 108,031	$ 101,620
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Village Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 310,037	$ 278,437
Total Capital to Risk Weighted Assets, Ratio	0.115	0.119
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 270,656	$ 233,112
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 286,808	$ 255,649
Tier 1 Capital to Risk Weighted Assets, Ratio	0.106	0.110
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 216,524	$ 186,489
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 286,808	$ 255,649
Common Equity Tier 1 capital to risk weighted assets	0.106	0.110
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 175,926	$ 151,523
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 286,808	$ 255,649
Tier 1 Leverage Ratio	0.096	0.098
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 149,062	$ 129,995
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Beverly Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 265,590	$ 239,374
Total Capital to Risk Weighted Assets, Ratio	0.125	0.115
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 213,222	$ 207,604
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 246,565	$ 221,548
Tier 1 Capital to Risk Weighted Assets, Ratio	0.116	0.107
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 170,578	$ 166,083
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 246,565	$ 221,548
Common Equity Tier 1 capital to risk weighted assets	0.116	0.107
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 138,594	$ 134,942
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 246,565	$ 221,548
Tier 1 Leverage Ratio	0.101	0.100
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 122,295	$ 110,741
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Town Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 387,911	$ 352,266
Total Capital to Risk Weighted Assets, Ratio	0.114	0.117
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 340,161	$ 301,424
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 366,265	$ 334,086
Tier 1 Capital to Risk Weighted Assets, Ratio	0.108	0.111
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 272,129	$ 241,139
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 366,265	$ 334,086
Common Equity Tier 1 capital to risk weighted assets	0.108	0.111
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 221,105	$ 195,926
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 366,265	$ 334,086
Tier 1 Leverage Ratio	0.089	0.091
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 205,847	$ 183,077
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Wheaton Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 347,365	$ 317,491
Total Capital to Risk Weighted Assets, Ratio	0.114	0.115
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 304,003	$ 275,018
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 323,221	$ 296,134
Tier 1 Capital to Risk Weighted Assets, Ratio	0.106	0.108
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 243,202	$ 220,014
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 323,221	$ 296,134
Common Equity Tier 1 capital to risk weighted assets	0.106	0.108
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 197,602	$ 178,762
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 323,221	$ 296,134
Tier 1 Leverage Ratio	0.091	0.094
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 178,254	$ 157,056
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
State Bank of the Lakes
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 213,869	$ 197,243
Total Capital to Risk Weighted Assets, Ratio	0.116	0.119
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 184,932	$ 165,218
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 203,972	$ 189,197
Tier 1 Capital to Risk Weighted Assets, Ratio	0.110	0.115
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 147,946	$ 132,174
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 203,972	$ 189,197
Common Equity Tier 1 capital to risk weighted assets	0.110	0.115
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 120,206	$ 107,392
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 203,972	$ 189,197
Tier 1 Leverage Ratio	0.098	0.099
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 104,067	$ 95,551
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
Old Plank Trail Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 271,641	$ 240,694
Total Capital to Risk Weighted Assets, Ratio	0.113	0.113
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 241,562	$ 212,258
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 255,788	$ 227,759
Tier 1 Capital to Risk Weighted Assets, Ratio	0.106	0.107
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 193,249	$ 169,806
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 255,788	$ 227,759
Common Equity Tier 1 capital to risk weighted assets	0.106	0.107
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 157,015	$ 137,968
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 255,788	$ 227,759
Tier 1 Leverage Ratio	0.089	0.090
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 143,480	$ 127,250
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050
St. Charles Bank
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items]
Total Capital (to Risk Weighted Assets):	$ 291,380	$ 250,964
Total Capital to Risk Weighted Assets, Ratio	0.112	0.115
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 259,615	$ 218,403
Total Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.100	0.100
Tier 1 Capital (to Risk Weighted Assets):	$ 270,446	$ 233,651
Tier 1 Capital to Risk Weighted Assets, Ratio	0.104	0.107
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 207,692	$ 174,722
Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.080	0.080
Common Equity Tier 1 Capital to Risk Weighted Assets, Amount	$ 270,446	$ 233,651
Common Equity Tier 1 capital to risk weighted assets	0.104	0.107
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Amount	$ 168,750	$ 141,962
Common Equity Tier 1 Capital to Risk Weighted Assets, To Be Well Capitalized by Regulatory Definition, Ratio	0.065	0.065
Tier 1 Leverage Ratio, Amount	$ 270,446	$ 233,651
Tier 1 Leverage Ratio	0.093	0.095
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Amount	$ 144,886	$ 122,638
Tier 1 Leverage Ratio, To Be Well Capitalized by Regulatory Definition, Ratio	0.050	0.050