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Pension benefits (Tables)

12 Months Ended

Dec. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Accumulated and Projected Benefit Obligations [Table Text Block]

The following table summarizes the amounts recognized in accumulated other comprehensive income (loss), net of taxes (in thousands):

		Years Ended December 31,
		2015			2014			2013
Amortization of transition obligation		$	40		$	39		$	112
Actuarial gain (loss)			986			574			(185)
Totals		$	1,026		$	613		$	(73)

Amounts in accumulated other comprehensive income (loss) not yet reflected in net periodic pension cost, net of taxes:

Actuarial gain		$	1,737		$	751
Transition obligation			(213)			(253)
Totals		$	1,524		$	498

Amounts in accumulated other comprehensive loss expected to be amortized in 2016 net periodic pension cost, net of taxes:

Actuarial gain		$	(370)
Transition obligation			41
Totals		$	(329)

Schedule of Changes in Accumulated Postemployment Benefit Obligations [Table Text Block]

Benefit Obligations:

		2015			2014			2013
Projected benefit obligation at beginning of the year		$	3,531		$	3,652		$	3,552
Service cost			477			491			517
Interest cost			219			222			238
Actuarial loss (gain)			(1,119)			(855)			115
Curtailments			-			-			(328)
Foreign currency exchange rates changes			(199)			132			(359)
Benefits paid			(69)			(111)			(83)
Projected benefit obligation at end of the year		$	2,840		$	3,531		$	3,652

Schedule of Net Benefit Costs [Table Text Block]

Components of Net Periodic Pension Cost:

		2015			2014			2013
Service cost		$	477		$	491		$	517
Interest cost			219			222			238
Curtailments			-			-			(328)
Actuarial loss (gain) recognized			(79)			4			92
Net periodic pension cost		$	617		$	717		$	519

Schedule of Assumptions Used [Table Text Block]

Actuarial assumptions for all non-U.S. plans are described below. The discount rates are used to measure the year end benefit obligations and the earnings effects for the subsequent year. The assumptions for each of the three years in the period ended December 31, 2015 are as follows:

		2015		2014		2013
Discount rate		5%-9.8%		4.7%-9.5%		4.8%-12%
Rate of increase in compensation level		6%-9%		6%-9%		7%-9%

Schedule of Expected Benefit Payments [Table Text Block]

Estimated Future Benefit Payments:

The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid (in thousands):

Years Ending December 31,
2016		$	436
2017			194
2018			227
2019			100
2020			226
2021 to 2025			885
		$	2,068

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Tabular disclosure of benefit obligations including accumulated benefit obligation and projected benefit obligation.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.

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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 1
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