Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2015

Employee Benefit Plans [Abstract]

Schedule of periodic costs for employee retirement benefit plan

	(In Thousands)
	Pension Benefits						Other Benefits
	Three Months Ended September 30,
	2015			2014			2015			2014
Service Cost	$	639		$	473		$	343		$	258
Interest Cost		724			670			480			448
Expected Return on Assets		(980	)		(883	)		(527	)		(484	)
Amortization of Unrecognized Losses		411			104			565			353
Amortization of Unrecognized Prior Service Cost (Credit)		—			1			(432	)		(432	)
Net Periodic Benefit Cost	$	794		$	365		$	429		$	143

	(In Thousands)
	Pension Benefits						Other Benefits
	Nine Months Ended September 30,
	2015			2014			2015			2014
Service Cost	$	1,918		$	1,420		$	1,029		$	774
Interest Cost		2,171			2,011			1,441			1,344
Expected Return on Assets		(2,939	)		(2,650	)		(1,580	)		(1,453	)
Amortization of Unrecognized Losses		1,234			312			1,696			1,060
Amortization of Unrecognized Prior Service Cost (Credit)		—			2			(1,296	)		(1,296	)
Net Periodic Benefit Cost	$	2,384		$	1,095		$	1,290		$	429