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Employee benefit plans (Tables)

3 Months Ended

Mar. 31, 2016

Employee benefit plans

Components of Net Periodic Benefit Cost

		Pension Benefits
Three Months Ended March 31,		2016			2015
Components of net periodic pension cost:
Service cost		$	166		$	174
Interest cost			(223)			(233)
Amortization of unrecognized net gain			52			50
Net periodic other benefit cost		$	(5)		$	(9)

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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=58740216&loc=d3e1928-114920

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