Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2014

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 three months ended March 31, 2014:

	As of			March 31, 2014
(Dollars in thousands)	December 31,			Before Settlement			Impact of Settlements			After Settlements
Funded status:	2013
Projected benefit obligation	$	14,723		$	15,856		$	(1,196	)	$	14,660
Fair value of plan assets	11,287			11,369			(1,196		)	10,173
Funded status	$	(3,436	)	$	(4,487	)	$	—		$	(4,487	)
Gross unrealized loss	$	5,436		$	6,480		$	(486	)	$	5,994
Assumptions:
Discount rate	4.30		%	3.90		%				3.90		%
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
	March 31,
(Dollars in thousands)	2014			2013
Interest cost	$	143		$	133
Expected return on plan assets	(169		)	(165		)
Amortization of net loss	33			52
Settlement of benefit obligation	486			—
Net periodic cost	$	493		$	20

	Postretirement Benefits
	Three Months Ended
	March 31,
(Dollars in thousands)	2014			2013
Interest cost	$	1		$	2
Amortization of net loss	(2		)	—
Net periodic (benefit) cost	$	(1	)	$	2