v3.26.1
EMPLOYEE BENEFIT PLANS - Schedule of Pension and post-retirement plan assets by asset category (Details)
$ in Thousands
Sep. 30, 2024
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets, subtotal excluding accrued income and plan receivables $ 22,275
Quoted Prices in Active Markets for Identical Assets (Level 1)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets, subtotal excluding accrued income and plan receivables 17,416
Significant Other Observable Inputs (Level 2)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets, subtotal excluding accrued income and plan receivables 4,859
Significant Unobservable Inputs (Level 3)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets, subtotal excluding accrued income and plan receivables 0
Equity securities  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 2,692
Equity securities | Quoted Prices in Active Markets for Identical Assets (Level 1)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 2,692
Equity securities | Significant Other Observable Inputs (Level 2)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 0
Equity securities | Significant Unobservable Inputs (Level 3)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 0
Other Security Investments  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 14,724
Other Security Investments | Quoted Prices in Active Markets for Identical Assets (Level 1)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 14,724
Other Security Investments | Significant Other Observable Inputs (Level 2)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 0
Other Security Investments | Significant Unobservable Inputs (Level 3)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 0
Commingled funds  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 4,859
Commingled funds | Quoted Prices in Active Markets for Identical Assets (Level 1)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 0
Commingled funds | Significant Other Observable Inputs (Level 2)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets 4,859
Commingled funds | Significant Unobservable Inputs (Level 3)  
Defined Benefit Plan Disclosure [Line Items]  
Defined benefit plan, fair value of plan assets $ 0