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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2023
EMPLOYEE BENEFIT PLANS |
Schedule of funded status of retirement income plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2023 |  | 2022
(in thousands) | ​ |  | ​ | ​ |  | ​
Accumulated benefit obligation at end of year | ​ | $ | — | ​ | $ | 29,651
​ | ​ | ​ | ​ | ​ | ​ | ​
Change in projected benefit obligation: | ​ |  |  | ​ |  |
Benefit obligation at beginning of year | ​ | $ | 29,651 | ​ | $ | 41,038
Service cost | ​ |  | — | ​ |  | —
Interest cost | ​ |  | 22 | ​ |  | 972
Actuarial (gain) loss | ​ |  | (3,715) | ​ |  | (5,258)
Benefits paid | ​ |  | (836) | ​ |  | (3,248)
Settlement | ​ | ​ | (25,122) | ​ | ​ | (3,853)
Projected benefit obligation at end of year | ​ | $ | — | ​ | $ | 29,651
Change in Plan assets: | ​ |  | ​ | ​ |  | ​
Fair value of Plan assets at beginning of year | ​ | $ | 20,041 | ​ | $ | 35,339
Actual return on Plan assets | ​ |  | 249 | ​ |  | (8,197)
Employer contribution | ​ |  | 5,454 | ​ |  | —
Benefits paid | ​ |  | (836) | ​ |  | (3,248)
Transfer of assets | ​ | ​ | 524 | ​ | ​ | —
Refund related to Plan trust dissolution | ​ | ​ | (310) | ​ | ​ | —
Settlement | ​ | ​ | (25,122) | ​ | ​ | (3,853)
Fair value of Plan assets at end of year | ​ | $ | — | ​ | $ | 20,041
Funded status at end of year | ​ | $ | — | ​ | $ | (9,610)
Schedule of amounts recognized in the current liabilities section on the balance sheets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2023 |  | 2022
(in thousands) | ​ |  | ​ | ​ |  | ​
Amounts (pre-tax) recognized in accumulated other comprehensive income (loss) consist of: |  | ​ |  |  | ​ |
Net loss | ​ | $ | — | ​ | $ | 22,476
Prior service cost (credit) | ​ |  | — | ​ |  | —
Net transition obligation (asset) | ​ |  | — | ​ |  | —
​ | ​ | $ | — | ​ | $ | 22,476
Schedule of net periodic benefit cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, | ​ | 2023 | ​ | 2022 | ​ | 2021
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest cost | ​ | $ | 22 |  | $ | 972 |  | $ | 988
Expected return on Plan assets | ​ | ​ | — |  | ​ | — |  | ​ | (1,509)
Amortization of net losses | ​ | ​ | 226 |  | ​ | 1,010 |  | ​ | 808
Settlement loss | ​ | ​ | 18,286 | ​ | ​ | 2,921 | ​ | ​ | —
Net periodic benefit cost | ​ | $ | 18,534 | ​ | $ | 4,903 | ​ | $ | 287
Schedule of amounts recognized in other comprehensive loss | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2023 |  | 2022 |  | 2021
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net (loss) gain | ​ | $ | (3,964) | ​ | $ | 2,939 | ​ | $ | 4,169
Amortization of net loss | ​ | ​ | (226) | ​ | ​ | (1,010) | ​ | ​ | (808)
Settlement loss | ​ | ​ | (18,286) | ​ | ​ | (2,921) | ​ | ​ | —
Amount recognized in accumulated other comprehensive (loss) income | ​ | $ | (22,476) | ​ | $ | (992) | ​ | $ | 3,361
Schedule of weighted average assumptions |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2023 |  | 2022 |  | 2021 |
Projected Benefit Obligation: | ​ |  | ​ |  | ​ |  |
Discount rate | ​ | (1) | ​ | (1) | ​ | (1) | ​
Rate of compensation increase |  | N/A |  | N/A |  | N/A | ​
Net Benefit Cost: |  |  |  |  |  |  | ​
Discount rate |  | N/A | ​ | 4.86 | % | 2.50 | %
Expected return on Plan assets |  | N/A | ​ | 0.0 | % | 4.00 | %
Rate of compensation increase |  | N/A |  | N/A |  | N/A | ​
​
| (1) | As of December 31, 2023, there was no liability in the plan and therefore, a discount rate does not apply. Projected benefit obligation as of December 31, 2022, and 2021 reflects proposed termination of the Plan and is calculated based on various assumptions in accordance with the Plan agreement.
Schedule of weighted average asset allocation of plan assets | ​
​ | ​ | ​ | ​
​ |  | Percentage of Plan Assets |
December 31, | ​ | 2022 |
Asset Category | ​ |  |
Cash and cash equivalents |  | 3.7 | %
Fixed income securities |  | 96.3 | %
Total |  | 100.0 | %
Schedule of Fair Value Hierarchy | Fair Value Hierarchy as of December 31, 2022: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Investments (in thousands) |  | ​ |  | Total |  | Level 1 |  | Level 2
Cash and Cash Equivalents | ​ | (1) | ​ | $ | 740 | ​ | $ | 740 | ​ | $ | —
Fixed Income Securities | ​ | (2) | ​ | ​ | 19,301 | ​ | ​ | — | ​ | ​ | 19,301
Total Assets in the Fair Value Hierarchy | ​ | ​ | ​ | $ | 20,041 | ​ | $ | 740 | ​ | $ | 19,301
Investments measured at Net Asset Value | ​ |  | ​ |  | — | ​ | ​ |  |  |  |
Investments at Fair Value | ​ | ​ | ​ | $ | 20,041 | ​ | ​ |  |  |  |
​
| (1) | Cash and cash equivalents, which are used to pay benefits and Plan administrative expenses, are held in money market funds.
| (2) | Fixed income securities are primarily valued using a market approach with inputs that include broker quotes, benchmark yields, base spreads and reported trades. Subsequent to December 31, 2022 these securities were liquidated to fund the annuity purchases.
Schedule of summary of the changes in non-vested restricted shares | The following is a summary of the changes in non-vested restricted shares for the year ended December 31, 2023: ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted Average
​ |  | Shares |  | Grant-Date Fair Value
Non-vested shares at January 1, 2023 | ​ | 3,248,728 | ​ | $ | 6.87
Granted |  | 1,235,728 |  | ​ | 9.50
Vested |  | (859,485) |  | ​ | 8.63
Forfeited |  | (92,786) |  | ​ | 7.74
Non-vested shares at December 31, 2023 |  | 3,532,185 | ​ | $ | 7.35
​ The following is a summary of the changes in non-vested restricted shares for the year ended December 31, 2022: ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ | Weighted Average
​ |  | Shares |  | Grant-Date Fair Value
Non-vested shares at January 1, 2022 | ​ | 2,619,691 | ​ | $ | 7.89
Granted |  | 1,254,276 |  | ​ | 6.72
Vested |  | (510,084) |  | ​ | 11.86
Forfeited |  | (115,155) |  | ​ | 6.29
Non-vested shares at December 31, 2022 |  | 3,248,728 | ​ | $ | 6.87

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