Pension Plans and Postretirement Benefit Plan (Tables)

9 Months Ended

Sep. 30, 2013

Compensation and Retirement Disclosure [Abstract]

Schedule of components of net periodic benefit cost

Components of net periodic benefit cost for the Company’s pension plans and the postretirement benefit plan are presented in the following table for the three and nine months endedSeptember 30, 2013 and 2012.

	Pension Benefits						Postretirement Benefits
(dollars in thousands)	2013			2012			2013			2012
Three Months Ended September 30,
Service Cost	$	—		$	—		$	173		$	145
Interest Cost	1,128			1,263			305			319
Expected Return on Plan Assets	(1,313		)	(1,354		)	—			—
Amortization of:
Prior Service Credit	—			—			(81		)	(80		)
Net Actuarial Losses	414			331			—			—
Net Periodic Benefit Cost	$	229		$	240		$	397		$	384
Nine Months Ended September 30,
Service Cost	$	—		$	—		$	378		$	435
Interest Cost	3,385			3,789			667			958
Expected Return on Plan Assets	(3,939		)	(4,371		)	—			—
Amortization of:
Prior Service Credit	—			—			(242		)	(242		)
Net Actuarial Losses	1,241			998			—			—
Net Periodic Benefit Cost	$	687		$	416		$	803		$	1,151