RETIREMENT BENEFITS - Schedule of Benefits Expected to be Paid from Pension and Other Postretirement Benefit Plans (Details) $ in Thousands	Dec. 31, 2025 USD ($)
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
2026	$ 48,749
2027	49,563
2028	50,119
2029	50,542
2030	50,857
2031-2035	249,093
Defined benefit plan expected future benefit payments	498,923
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
2026	1,643
2027	1,013
2028	892
2029	819
2030	762
2031-2035	3,044
Defined benefit plan expected future benefit payments	$ 8,173

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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