Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

	Three Months Ended March 31,
(Dollars in thousands)	2013			2012
Salaries, wages and employee benefits	$	6,031		$	5,062
Deferred income tax benefit	(2,347		)	(1,965		)
Net share-based compensation expense	$	3,684		$	3,097