Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2012

Accounting Policies [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

Stock-based compensation expense charged to the Condensed Consolidated Statements of Comprehensive Income (Loss) is as follows:

	Three months ended June 30,				Six months ended June 30,
(dollars in thousands)	2012		2011		2012		2011
Stock-based compensation expense	$	1,138	$	1,140	$	1,865	$	1,967