Note 13 - Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2018

Compensation And Retirement Disclosure [Abstract]

Schedule of Components of Net Periodic Benefit (Credit)/Cost

The components of net periodic benefit (credit)/cost for the Company’s domestic pension plan (which was frozen in 2007) for the three and nine months ended September 30, 2018 and 2017 were as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
Components of net periodic benefit (credit)/cost
Interest cost	$	511		$	553		$	1,532		$	1,661
Expected return on plan assets		(792	)		(677	)		(2,376	)		(2,031	)
Recognized actuarial loss		180			199			539			599
Net periodic benefit (credit)/cost	$	(101	)	$	75		$	(305	)	$	229

The components of net periodic benefit cost for the Company’s international pension plan for the three and nine months ended September 30, 2018 and 2017 were as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
Components of net periodic benefit cost
Service cost	$	245		$	247		$	768		$	700
Interest cost		176			192			552			545
Recognized actuarial loss		93			94			292			268
Amortization of prior service credit		(1	)		(1	)		(3	)		(3	)
Net periodic benefit cost	$	513		$	532		$	1,609		$	1,510