Note 11 - Components of Net Periodic Benefit Cost (Tables)

6 Months Ended

Jun. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	Three Months						Six Months
	Ended June 30,						Ended June 30,
	2014			2013			2014			2013
	(in thousands)
Interest cost	$	772		$	720		$	1,544		$	1,440
Expected return on plan assets		(777	)		(726	)		(1,554	)		(1,452	)
Recognized actuarial loss		146			228			292			456
Net expense	$	141		$	222		$	282		$	444