Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2013

Retirement Plans

Schedule of components of net periodic pension expense

	Three Months Ended
	March 31,
(Dollars in thousands)	2013			2012
Interest cost	$	(250	)	$	(258	)
Expected return on plan assets	430			421
Recognized net actuarial loss	(301		)	(267		)
Net periodic pension expense	$	(121	)	$	(104	)