Note 11 - Retirement Plans

6 Months Ended

Jun. 30, 2016

Notes to Financial Statements

Pension and Other Postretirement Benefits Disclosure [Text Block]

(1 1 ) Retirement Plans

Domestic Pension Plan

The components of net periodic benefit cost for the Company’s domestic pension plan (which was frozen in 2007) for the three and six months ended June 30, 2016 and 2015 were as follows:

	Three months ended						Six months ended
	June 30,						June 30,
	2016			2015			2016			2015
Components of net periodic benefit cost
Interest cost	$	598		$	607		$	1,195		$	1,215
Expected return on plan assets		(662	)		(717	)		(1,324	)		(1,435	)
Recognized actuarial loss		194			203			388			406
Net periodic benefit cost	$	130		$	93		$	259		$	186

The Company’s Supplemental Executive Retirement Plan (which was frozen in 2007) is non-qualified and unfunded. Net periodic benefit cost for the three months ended June 30, 2016 and 2015 were $64 and $59, respectively. Net periodic benefit cost for the six months ended June 30, 2016 and 2015 were $129 and $118, respectively.

International Pension Plan

The components of net periodic benefit cost for the Company’s international pension plan for the three and six months ended June 30, 2016 and 2015 were as follows:

	Three months ended						Six months ended
	June 30,						June 30,
	2016			2015			2016			2015
Components of net periodic benefit cost
Service cost	$	187		$	195		$	375		$	392
Interest cost		187			147			374			296
Recognized actuarial loss		49			83			98			166
Amortization of prior service benefit		(1	)		(2	)		(2	)		(3	)
Net periodic benefit cost	$	422		$	423		$	845		$	851