Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2019

Retirement Benefits [Abstract]

Schedule of periodic costs for employee retirement benefit plan

The following tables set forth information relating to the Company’s periodic costs for its employee retirement benefit plans:

	(In Thousands)
	Pension Benefits						Other Benefits
	Three Months Ended June 30,
	2019			2018			2019			2018
Service Cost	$	543		$	607		$	210		$	284
Interest Cost		857			765			496			474
Expected Return on Assets		(1,173	)		(1,218	)		(613	)		(637	)
Amortization of Unrecognized Losses		404			415			330			447
Amortization of Unrecognized Prior Service Cost (Credit)		—			—			—			(402	)
Net Periodic Benefit Cost*	$	631		$	569		$	423		$	166

	(In Thousands)
	Pension Benefits						Other Benefits
	Six Months Ended June 30,
	2019			2018			2019			2018
Service Cost	$	1,085		$	1,213		$	420		$	567
Interest Cost		1,713			1,530			992			949
Expected Return on Assets		(2,347	)		(2,435	)		(1,226	)		(1,275	)
Amortization of Unrecognized Losses		809			829			660			894
Amortization of Unrecognized Prior Service Cost (Credit)		—			—			—			(803	)
Net Periodic Benefit Cost*	$	1,260		$	1,137		$	846		$	332
*Service cost is included in Operations and Maintenance expense on Consolidated Statements of Income; all other amounts are included in Other Income/Expense, net.