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PENSION AND RETIREMENT PLANS (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 16,782		$ 15,379
SERP
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	16,800		15,400
Trading (losses) gains related to the SERP assets	1,400	$ 337
Participant deferrals net of distributions stated at fair value	19,400		$ 18,000
Change in fair value of liability unrealized gains		$ 297
Change in fair value of liability unrealized gains (losses)	$ 1,500

X

- Definition

The amount of unrealized gain (loss) on change in fair value of liability.

+ References

No definition available.

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- Definition

Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Fair Value of Change In Unrealized Gain Loss

+ References

No definition available.

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- Definition

This element represents the amount of trading gains (losses) of plan assets under the defined benefit plan.

+ References

No definition available.

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- Definition

N/A

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480482/715-20-55-17

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