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Employee Benefits (Tables) | 12 Months Ended
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Dec. 31, 2022
Employee Benefits |
Schedule of employee stock ownership plan | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Year ended December 31,
​ | ​ | 2022 |  | 2021
Allocated | ​ | 65,463 |  | 43,642
Committed to be allocated | ​ | 21,821 |  | 21,821
Unallocated | ​ | 349,141 |  | 370,962
Paid out to participants | ​ | (4,376) | ​ | (1,252)
Total shares | ​ | 432,049 |  | 435,173
​
Schedule of assumptions used and fair value for options granted | ​
​ | ​ | ​
Expected term (years) |  | 6
Expected dividend yield |  | 0%
Weighted-average expected volatility | ​ | 25.45%
Weighted-average risk-free interest rate | ​ | 0.29%
Weighted-average fair value of options granted | ​ | $1.67
​
Summary of options | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted - | ​ | Weighted-Average
​ | ​ | Number of | ​ | Average | ​ | Remaining Contractual
​ | ​ | Shares | ​ | Exercise Price | ​ | Term (in Years)
Options outstanding at beginning of year | ​ | 439,596 | ​ | $ | 6.62 | ​ | 8.63
Options granted | ​ | - | ​ | ​ | - | ​ | -
Options exercised | ​ | - | ​ | ​ | - | ​ | -
Options Expired | ​ | (1,666) | ​ | ​ | 6.57 | ​ | -
Options outstanding at December 31, 2022 | ​ | 437,930 | ​ | $ | 6.62 | ​ | 7.66
Options exercisable at December 31, 2022 | ​ | 290,126 | ​ | $ | 6.62 | ​ | 7.66
​
Summary of Company's restricted stock activity | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | Weighted-Average
​ | ​ | Number | ​ | ​ | Grant Date
​ | ​ | of Shares | ​ | ​ | Fair Value per Share
Non-vested restricted stock at beginning of year | ​ | 112,520 | ​ | $ | 6.57
Granted | ​ | - | ​ |  | -
Vested | ​ | (56,254) | ​ |  | 6.57
Forfeited | ​ | - | ​ |  | -
Non-vested restricted stock at December 31, 2022 | ​ | 56,266 | ​ | $ | 6.57
​
Schedule of plan's funded status and amounts recognized in consolidated statement of financial condition | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ | ​ | 2022 | ​ | 2021
Projected and accumulated benefit obligation | ​ | $ | (17,138) | ​ | $ | (23,055)
Plan assets at fair value | ​ |  | 16,906 | ​ |  | 22,839
Funded status included in accrued expenses and other liabilities | ​ | $ | (232) | ​ | $ | (216)
​
Schedule of plan's funded status | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2022 | ​ | 2021
Change in benefit projected obligation: | ​ | ​ | ​ | ​ | ​ | ​
Projected benefit obligation at beginning of year | ​ | $ | 23,055 | ​ | $ | 23,964
Service cost | ​ | ​ | - | ​ | ​ | -
Interest cost | ​ | ​ | 634 | ​ | ​ | 589
Actuarial gain | ​ | ​ | (5,874) | ​ | ​ | (842)
Benefits paid | ​ | ​ | (677) | ​ | ​ | (656)
Projected benefit obligation at end of year | ​ | ​ | 17,138 | ​ | ​ | 23,055
Change in plan assets: | ​ | ​ | ​ | ​ | ​ | ​
Fair value of plan assets at beginning of year | ​ | ​ | 22,839 | ​ | ​ | 22,634
Actual return on plan assets | ​ | ​ | (5,256) | ​ | ​ | 861
Contributions | ​ | ​ | - | ​ | ​ | -
Benefits paid | ​ | ​ | (677) | ​ | ​ | (656)
Fair value of plan assets at end of year | ​ | ​ | 16,906 | ​ | ​ | 22,839
Funded status | ​ | $ | (232) | ​ | $ | (216)
​
Schedule of amounts recognized in accumulated other comprehensive loss | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31,
​ |  | 2022 |  | 2021
Net actuarial loss | ​ | $ | 5,060 | ​ | $ | 4,938
​
Schedule of net periodic pension (benefit) cost and amounts recognized in other comprehensive income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Years ended December 31,
​ |  | ​ | 2022 |  | 2021
Interest cost | ​ | ​ | $ | 634 | ​ | $ | 589
Expected return on plan assets | ​ | ​ |  | (1,007) | ​ |  | (944)
Amortization of unrecognized loss | ​ | ​ |  | 267 | ​ |  | 359
Net periodic (benefit) cost | ​ | ​ | $ | (106) | ​ | $ | 4
​
Schedule of weighted-average assumptions used to determine the pension benefit obligation | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, | ​
​ |  | 2022 |  | 2021 |
Discount rate | ​ | 5.15 | % | 2.80 | %
Rate of compensation increase |  | N/A |  | N/A | ​
​ ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | Years ended December 31, | ​
​ |  | 2022 |  | 2021 |
Discount rate | ​ | 2.80 | % | 2.50 | %
Expected long-term return on plan assets |  | 4.75 | % | 4.50 | %
Rate of compensation increase |  | N/A |  | N/A | ​
​
Schedule of fair value of pension plan assets, by fair value hierarchy | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2022
​ |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investment in separate accounts | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fixed income | ​ | $ | 11,600 | ​ | $ | — | ​ | $ | — | ​ | $ | 11,600
Equity | ​ |  | 5,306 | ​ |  | — | ​ |  | — | ​ |  | 5,306
Total assets at fair value | ​ | $ | 16,906 | ​ | $ | — | ​ | $ | — | ​ | $ | 16,906
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investment in separate accounts | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fixed income | ​ | $ | 15,689 | ​ | $ | — | ​ | $ | — | ​ | $ | 15,689
Equity | ​ |  | 7,150 | ​ |  | — | ​ |  | — | ​ |  | 7,150
Total assets at fair value | ​ | $ | 22,839 | ​ | $ | — | ​ | $ | — | ​ | $ | 22,839
​
Schedule of employer contributions and benefit payments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year ended December 31,
​ |  | 2022 |  | 2021
Benefits paid | ​ | $ | 677 | ​ | $ | 656
​
Schedule of benefit payments, which reflect expected future service | ​
​ | ​ | ​ | ​
Fiscal Year Ending |  | Pension Benefits
2023 | ​ | $ | 850
2024 | ​ |  | 920
2025 | ​ |  | 960
2026 | ​ |  | 980
2027 | ​ |  | 1,020
2028 – 2032 | ​ |  | 5,830
​

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