EMPLOYEE BENEFIT PLANS (Tables)

3 Months Ended

Mar. 31, 2024

Retirement Benefits [Abstract]

Schedule of Employee Benefit Plan Obligations

The postretirement medical benefit and post employment medical benefit obligations are determined annually (during the fourth quarter) by an independent actuary and are included in accumulated postretirement benefit and post employment obligations on our consolidated statements of financial position as follows (dollars in thousands):

	Three Months Ended March 31, 2024
Postretirement medical benefit obligation at beginning of period	$	924
Interest cost	14
Benefit payments (net of contributions by participants)	(90)
Postretirement medical benefit obligation at end of period	$	848
Postemployment medical benefit obligation at end of period	243
Total postretirement and postemployment medical obligations at end of period	$	1,091

The NRECA Executive Benefit Restoration Plan obligations are determined annually (during the first quarter of the subsequent year) by an NRECA actuary and are included in accumulated postretirement benefit and post employment obligations on our consolidated statements of financial position as follows (dollars in thousands):

	Three Months Ended March 31, 2024
Executive benefit restoration obligation at beginning of period	$	10,158
Service cost	81
Interest cost	110
Executive benefit restoration at end of period	$	10,349
Fair value of plan assets at beginning of period	$	10,298
Actual return on plan assets	64
Fair value of plan assets at end of period	$	10,362
Net liability recognized at end of period	$	(13)

Schedule of Net Unrecognized Actuarial Gains and Losses on Employee Benefit Plan Obligations

The net unrecognized actuarial gains and losses related to the postretirement medical benefit obligations are included in accumulated other comprehensive income as follows (dollars in thousands):

	Three Months Ended March 31, 2024
Amounts included in accumulated other comprehensive income at beginning of period	$	1,114
Amortization of prior service credit into other income	(409)
Amounts included in accumulated other comprehensive income at end of period	$	705

The net unrecognized actuarial gains and losses related to the executive benefit restoration obligations are included in accumulated other comprehensive income as follows (dollars in thousands):

	Three Months Ended March 31, 2024
Accumulated other comprehensive loss at beginning of period	$	(1,639)
Amortization of prior service cost into other income	289
Accumulated other comprehensive loss at end of period	$	(1,350)