v3.26.1
PENSION AND POST-RETIREMENT BENEFIT PLANS - Net Periodic Benefit (Credit) Costs (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
United States      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 1    
United States | Pension      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0 $ 202 $ 211
Interest cost 138 1,816 3,140
Expected return on plan assets 0 (1,293) (1,881)
Actuarial loss (gain) recognition 66 (6,887) (932)
Curtailment gain 0 (399) 0
Net periodic benefit cost (credit) 204 (6,561) 538
United States | Post-Retirement      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0 1 4
Interest cost 212 206 231
Expected return on plan assets 0 0 0
Actuarial loss (gain) recognition (480) (370) (496)
Curtailment gain 0 0 0
Net periodic benefit cost (credit) (268) (163) (261)
U.K. | Pension      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0 0 0
Interest cost 21,589 19,288 19,610
Expected return on plan assets (21,539) (19,289) (19,586)
Actuarial loss (gain) recognition 3,134 1,272 (225)
Curtailment gain 0 0 0
Net periodic benefit cost (credit) $ 3,184 $ 1,271 $ (201)