Pension and Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2012

Pension and Employee Benefit Plans [Abstract]

Components of pension and employee benefit expense

	Three Months Ended June 30,						Six Months Ended June 30,
(dollars in thousands)	2012			2011			2012			2011
Pension plan:
Service cost	$	15		$	10		$	30		$	20
Interest cost		82			92			164			184
Expected return on plan assets		(94	)		(97	)		(188	)		(194	)
Amortization of net actuarial loss		83			63			166			126
Net periodic benefit cost	$	86		$	68		$	172		$	136
Health care plan:
Interest cost	$	1		$	—		$	2		$	—
Amortization of gain		(2	)		(1	)		(4	)		(2	)
Net periodic benefit cost	$	(1	)	$	(1	)	$	(2	)	$	(2	)