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Components of Net Periodic Benefit Cost (Tables)

9 Months Ended

Sep. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

		Three Months Ended September 30,																Nine Months Ended September 30,
		(000's)																(000's)
		Pension Benefits								Post-Retirement Health Benefits								Pension Benefits								Post-Retirement Health Benefits
		2016				2015				2016				2015				2016				2015				2016				2015
Service cost		$	470			$	538			$	14			$	16			$	1,411			$	1,615			$	41			$	47
Interest cost		932				879				46				43				2,797				2,637				139				130
Expected return on plan assets		(857		)		(863		)		—				—				(2,572		)		(2,589		)		—				—
Amortization of transition obligation		—				—				—				—				—				—				—				—
Net amortization of prior service cost		—				—				—				—				1				1				—				—
Net amortization of net (gain) loss		484				1,185				—				—				1,451				3,555				—				—
Net Periodic Benefit Cost		$	1,029			$	1,739			$	60			$	59			$	3,088			$	5,219			$	180			$	177

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- References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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