Note 5 - Retirement Plans

9 Months Ended

Sep. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Pension and Other Postretirement Benefits Disclosure [Text Block]

5.     Retirement Plans

The following table provides the components of net periodic benefit cost for our pension plans for the three-month and nine-month periods ended September 30, 2014 and 2013, respectively (in thousands):

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2014			2013			2014			2013
Service cost	$	1,279		$	1,291		$	3,886		$	3,871
Interest cost		1,099			967			3,336			2,899
Expected return on plan assets		(1,123	)		(926	)		(3,410	)		(2,774	)
Loss amortization		263			824			799			2,468
Net periodic benefit cost	$	1,518		$	2,156		$	4,611		$	6,464

During the nine-month period ended September 30, 2014, we contributed $4.7 million to our pension plans. During the remainder of the year ending December 31, 2014, we expect to contribute an additional $1.3 million to our pension plans.