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Employee Benefits (Tables) | 12 Months Ended
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Dec. 31, 2021
Employee Benefits |
Schedule of employee stock ownership plan | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Year ended | ​ | Year ended
​ | ​ | December 31, | ​ | December 31,
​ | ​ | 2021 |  | 2020
Allocated | ​ | 43,642 |  | 21,821
Committed to be allocated | ​ | 21,821 |  | 21,821
Unallocated | ​ | 370,962 |  | 392,783
Paid out to participants | ​ | (1,252) | ​ | (68)
Total shares | ​ | 435,173 |  | 436,357
Schedule of assumptions used and fair value for options granted | ​
​ | ​ | ​
​ |  | December 31, 2021
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 | ​ | 448,385 | ​ | $ | 6.61 | ​ | 9.66
Options granted | ​ | - | ​ | ​ | - | ​ | -
Options exercised | ​ | (5,455) | ​ | ​ | 6.57 | ​ | -
Forfeited | ​ | (3,334) | ​ | ​ | 6.57 | ​ | -
Options outstanding at December 31, 2021 | ​ | 439,596 | ​ | $ | 6.62 | ​ | 8.63
Options exercisable at December 31, 2021 | ​ | 143,997 | ​ | ​ | 6.62 | ​ | 8.56
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 | ​ | 169,769 | ​ | $ | 6.57
Granted | ​ | - | ​ |  | -
Vested | ​ | (56,582) | ​ |  | 6.57
Forfeited | ​ | (667) | ​ |  | 6.57
Non-vested restricted stock at December 31, 2021 | ​ | 112,520 | ​ | $ | 6.57
Schedule of plan's funded status and amounts recognized in consolidated statement of financial condition | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31, | ​
​ |  | 2021 |  | 2020 | ​
Projected and accumulated benefit obligation | ​ | $ | (23,055) | ​ | $ | (23,964) | ​
Plan assets at fair value | ​ |  | 22,839 | ​ |  | 22,634 | ​
Funded status included in accrued expenses and other liabilities | ​ | $ | (216) | ​ | $ | (1,330) | ​
Schedule of plan's funded status | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | 2020
Change in benefit projected obligation: | ​ | ​ | ​ | ​ | ​ | ​
Projected benefit obligation at beginning of year | ​ | $ | 23,964 | ​ | $ | 20,953
Service cost | ​ | ​ | - | ​ | ​ | -
Interest cost | ​ | ​ | 589 | ​ | ​ | 670
Actuarial (gain) loss | ​ | ​ | (842) | ​ | ​ | 2,941
Benefits paid | ​ | ​ | (656) | ​ | ​ | (600)
Projected benefit obligation at end of year | ​ | ​ | 23,055 | ​ | ​ | 23,964
Change in plan assets: | ​ | ​ | ​ | ​ | ​ | ​
Fair value of plan assets at beginning of year | ​ | ​ | 22,634 | ​ | ​ | 20,628
Actual return on plan assets | ​ | ​ | 861 | ​ | ​ | 2,606
Contributions | ​ | ​ | - | ​ | ​ | -
Benefits paid | ​ | ​ | (656) | ​ | ​ | (600)
Fair value of plan assets at end of year | ​ | ​ | 22,839 | ​ | ​ | 22,634
Funded status | ​ | $ | (216) | ​ | $ | (1,330)
Schedule of weighted-average assumptions used to determine the pension benefit obligation | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, | ​
​ |  | 2021 |  | 2020 |
Discount rate | ​ | 2.80 | % | 2.50 | %
Rate of compensation increase |  | N/A |  | N/A | ​
​
​ | ​ | ​ | ​ | ​ | ​
​ |  | Years ended December 31, | ​
​ |  | 2021 |  | 2020 |
Discount rate | ​ | 2.50 | % | 3.25 | %
Expected long-term return on plan assets |  | 4.50 | % | 5.50 | %
Rate of compensation increase |  | N/A |  | N/A | ​
Schedule of amounts recognized in accumulated other comprehensive loss | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31,
​ |  | 2021 |  | 2020
Net actuarial loss | ​ | $ | 4,938 | ​ | $ | 6,055
Schedule of net periodic pension cost and amounts recognized in other comprehensive income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31,
​ | ​ | 2021 |  | 2020
Interest cost | ​ | $ | 589 | ​ | $ | 670
Expected return on plan assets | ​ |  | (944) | ​ |  | (1,058)
Amortization of unrecognized loss | ​ |  | 359 | ​ |  | 285
Net periodic cost (benefit) | ​ | $ | 4 | ​ | $ | (103)
Schedule of fair value of pension plan assets, by fair value hierarchy | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 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
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2020
​ |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investment in separate accounts | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fixed income | ​ | $ | 15,189 | ​ | $ | — | ​ | $ | — | ​ | $ | 15,189
Equity | ​ |  | 6,206 | ​ |  | — | ​ |  | — | ​ |  | 6,206
Other | ​ | ​ | 1,239 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 1,239
Total assets at fair value | ​ | $ | 22,634 | ​ | $ | — | ​ | $ | — | ​ | $ | 22,634
Schedule of employer contributions and benefit payments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year ended December 31,
​ |  | 2021 |  | 2020
Benefits paid | ​ | $ | 656 | ​ | $ | 600
Schedule of benefit payments, which reflect expected future service | ​
​ | ​ | ​ | ​
Fiscal Year Ending |  | Pension Benefits
2022 | ​ | $ | 820
2023 | ​ |  | 840
2024 | ​ |  | 910
2025 | ​ |  | 940
2026 | ​ |  | 960
2027 – 2031 | ​ |  | 5,560

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