Employee Post-Retirement Benefits (Tables)

3 Months Ended

Mar. 31, 2013

Employee Post-Retirement Benefits [Abstract]

Employee Post-Retirement Benefits

	Three Months Ended
	March 31
(Dollars in thousands)	2013			2012
Components of net periodic benefit cost
Service cost	$	67		$	150
Interest cost		120			188
Expected return on plan assets		-			-
Amortization of transition obligation		-			15
Amortization of prior service credits		(236	)		(19	)
Recognized actuarial loss		120			135
Net periodic benefit cost	$	71		$	469