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Acquisition (Details) - USD ($) |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 01, 2021 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2023
Liabilities |  |  |  |  |
Goodwill |  |  | $ 86,478,000 |  | $ 86,478,000
West Suburban acquired loans |  |  |  |  |
Assets |  |  |  |  |
Cash and due from banks | $ 16,794,000 |  |  |  |
Interest bearing deposits with financial institutions | 232,880,000 |  |  |  |
Securities available-for-sale and held-to maturity, at fair value | 1,067,517,000 |  |  |  |
FHLBC stock | 3,340,000 |  |  |  |
Loans, net of allowance for credit losses Day One PCD loan adjustment | 1,500,974,000 |  |  |  |
Premises and equipment | 47,456,000 |  |  |  |
Other real estate owned | 5,552,000 |  |  |  |
Core deposit intangible | 14,772,000 |  |  |  |
Deferred tax assets | 5,819,000 |  |  |  |
Other assets | 48,838,000 |  |  |  |
Total assets | 2,943,942,000 |  |  |  |
Liabilities |  |  |  |  |
Noninterest bearing demand | 1,070,980,000 |  |  |  |
Savings, NOW and money market | 1,408,051,000 |  |  |  |
Time | 215,205,000 |  |  |  |
Total deposits | 2,694,236,000 |  |  |  |
Reserve for unfunded commitments | 1,787,000 |  |  |  |
Other liabilities | 20,629,000 |  |  |  |
Total liabilities | 2,716,652,000 |  |  |  |
Cash consideration paid | 100,679,000 |  |  |  |
Stock issued for acquisition | 194,484,000 |  |  |  |
Total Liabilities Assumed and Cash Consideration Paid for Acquisition | 3,011,815,000 |  |  |  |
Goodwill | $ 67,873,000 | $ 67,700,000 |  |  |
Shares issued or issuable | 42.413 |  |  |  |
Cash consideration for each share | $ 271.15 |  |  |  |
Merger consideration | $ 295,200,000 |  |  |  |
Common stock shares issued | 15,700,000 |  |  |  |
Measurement period | 1 year |  |  |  |
Increase decrease in deferred tax assets |  | 3,700,000 |  |  |
Decrease in current taxes receivable |  | 3,900,000 |  |  |
Increase to goodwill |  | $ 146,000 |  |  |
Expenses related to acquisition |  |  | $ 9,100,000 | $ 13,200,000 |
Acquisition expenses |  |  |  | $ 25,100,000 |

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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
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- Definition Amount of deferred tax asset attributable to deductible temporary differences and carryforwards acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
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