BENEFIT PLANS (Tables)

9 Months Ended

Sep. 30, 2022

BENEFIT PLANS

Schedule of net periodic benefit cost

The net periodic benefit cost for the three and nine months ended September 30, 2022 and 2021 is as follows:

	Pension Benefits								Post-retirement Benefits
	Three Months Ended				Nine Months Ended				Three Months Ended				Nine Months Ended
	September 30,				September 30,				September 30,				September 30,
(000’s omitted)	2022		2021		2022		2021		2022		2021			2022	2021
Service cost	$	1,240	$	1,480	$	3,720	$	4,440	$	0	$	0	$	0	$	0
Interest cost		1,334		1,259		4,002		3,777		11		11		33		33
Expected return on plan assets		(4,756)		(4,696)		(14,268)		(14,087)		0		0		0		0
Amortization of unrecognized net loss		211		900		633		2,700		9		11		27		33
Amortization of prior service cost		154		95		462		284		(45)		(45)		(135)		(134)
Net periodic benefit	$	(1,817)	$	(962)	$	(5,451)	$	(2,886)	$	(25)	$	(23)	$	(75)	$	(68)