Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2013

Compensation And Retirement Disclosure [Abstract]

Schedule of Net Periodic Benefit Cost

The net periodic benefit cost and its components were as follows for the three and nine months ended September 30:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(dollars in thousands)	2013			2012			2013			2012
Interest cost	$	435		$	494		$	1,305		$	1,480
Expected return on plan assets		(551	)		(587	)		(1,652	)		(1,760	)
Recognized actuarial loss		580			1,007			1,739			3,020
Settlement		269			—			692			—
Net periodic benefit cost	$	733		$	914		$	2,084		$	2,740