Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2012

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of Net Periodic Benefit Costs

The following tables detail the components of the net periodic cost for the plans:

	Pension Benefits
	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(Dollars in thousands)	2012			2011			2012			2011
Interest cost	$	148		$	180		$	452		$	553
Expected return on plan assets	(182		)	(254		)	(574		)	(810		)
Amortization of net loss	41			19			120			49
Settlement of benefit obligation	—			408			353			408
Net periodic cost	$	7		$	353		$	351		$	200

	Postretirement Benefits
	Three Months Ended					Nine Months Ended
	September 30,					September 30,
(Dollars in thousands)	2012		2011			2012			2011
Interest cost	$	2	$	3		$	7		$	9
Expected return on plan assets	—		—			—			—
Amortization of net loss	—		(3		)	(1		)	(7		)
Settlement of benefit obligation	—		—			—			—
Net periodic cost	$	2	$	—		$	6		$	2

Change in Pension Obligation and Funded Status as a Result of Remeasurement and the Aggregate Settlements

The following table summarizes the change in pension obligation and funded status as a result of this remeasurement and the aggregate settlements for the six months ended June 30, 2012:

	As of			June 30, 2012
(Dollars in thousands)	December 31,			Before			Impact of			After
Funded status:	2011			Settlement			Settlements			Settlements
Projected benefit obligation	$	16,505		$	16,681		$	(650	)	$	16,031
Fair value of plan assets	10,409			10,816			(650		)	10,166
Funded status	$	(6,096	)	$	(5,865	)	$	—		$	(5,865	)
Gross unrealized loss	$	9,280		$	9,057		$	(353	)	$	8,704
Assumptions:
Discount rate	4.00		%	4.00		%				4.00		%
Expected return on plan assets	7.50		%	7.50		%				7.50		%

During the third quarter of 2012, there was an inconsequential amount of lump-sum distributions and as a result, no additional settlement charge was recorded.