Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2013

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Pension Plans Remeasurement and Settlements [Text Block]

The following table summarizes the change in pension obligation and funded status as a result of this remeasurement and the aggregate settlements for the nine months ended September 30, 2013:

	As of			September 30, 2013
(Dollars in thousands)	December 31,			Before			Impact of			After
Funded status:	2012			Settlement			Settlements			Settlements
Projected benefit obligation	$	17,306		$	15,468		$	(627	)	$	14,841
Fair value of plan assets	10,019			11,304			(627		)	10,677
Funded status	$	(7,287	)	$	(4,164	)	$	—		$	(4,164	)
Gross unrealized loss	$	9,630		$	6,448		$	(264	)	$	6,184
Assumptions:
Discount rate	3.30		%	4.20		%				4.20		%
Expected return on plan assets	7.50		%	7.50		%				7.50		%

Schedule of Net Benefit Costs [Table Text Block]

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)	2013			2012			2013			2012
Interest cost	$	133		$	148		$	399		$	452
Expected return on plan assets	(164		)	(182		)	(494		)	(574		)
Amortization of net loss	51			41			154			120
Settlement of benefit obligation	264			—			264			353
Net periodic cost	$	284		$	7		$	323		$	351

	Postretirement Benefits
	Three Months Ended					Nine Months Ended
	September 30,					September 30,
(Dollars in thousands)	2013			2012		2013			2012
Interest cost	$	1		$	2	$	4		$	7
Amortization of net loss	(1		)	—		(5		)	(1		)
Net periodic cost	$	—		$	2	$	(1	)	$	6