Summary of Significant Accounting Policies (Details)
|
12 Months Ended |
|
|
Dec. 31, 2021
USD ($)
segment
item
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
Jan. 18, 2022
$ / shares
|
| Number of banking centres | item |
63
|
|
|
|
| Operating segment | segment |
1
|
|
|
|
| Reportable Segment | segment |
1
|
|
|
|
| Deferred tax assets |
$ 23,065,000
|
$ 18,972,000
|
|
|
| Retained earnings |
$ 252,011,000
|
236,579,000
|
|
|
| Period from due date after which accrual of interest income is discontinued |
90 days
|
|
|
|
| Goodwill and Core Deposit Intangible |
|
|
|
|
| Amortization of core deposit intangibles |
$ 644,000
|
494,000
|
$ 539,000
|
|
| Subsequent Events |
|
|
|
|
| Percentage of forfeiture assumption for group grant |
5.00%
|
|
|
|
| Core Deposits |
|
|
|
|
| Goodwill and Core Deposit Intangible |
|
|
|
|
| Carrying value of the intangible asset |
$ 16,300,000
|
|
|
|
| Amortization of core deposit intangibles |
644,000
|
494,000
|
$ 539,000
|
|
| Expected future annual amortization expense: |
|
|
|
|
| Estimated future amortization expense for the core deposit intangible for the year ending December 31, 2022 |
2,600,000
|
|
|
|
| Estimated future amortization expense for the core deposit intangible for the year ending December 31, 2023 |
2,500,000
|
|
|
|
| Estimated future amortization expense for the core deposit intangible for the year ending December 31, 2024 |
2,300,000
|
|
|
|
| Estimated future amortization expense for the core deposit intangible for the year ending December 31, 2025 |
2,100,000
|
|
|
|
| Estimated future amortization expense for the core deposit intangible for the year ending December 31, 2026 |
$ 1,800,000
|
|
|
|
| GCFC/ABC Bank | Core Deposits |
|
|
|
|
| Goodwill and Core Deposit Intangible |
|
|
|
|
| Useful life (in years) |
10 years
|
|
|
|
| Remaining intangible asset |
|
$ 2,200,000
|
|
|
| West Suburban Bancorp, Inc | Core Deposits |
|
|
|
|
| Goodwill and Core Deposit Intangible |
|
|
|
|
| Intangible asset recorded |
$ 14,800,000
|
|
|
|
| Subsequent Event |
|
|
|
|
| Subsequent Events |
|
|
|
|
| Cash dividend declared (per share) | $ / shares |
|
|
|
$ 0.05
|