Earnings Per Share (Calculation of basic and diluted EPS) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Earnings Per Share [Abstract]
Income (Loss) from Continuing Operations Attributable to Parent	$ 2,089	$ (2,945)	$ 1,529	$ (2,785)
Weighted Average Number of Shares Outstanding, Basic	58,384	56,934	58,194	56,484
Incremental Common Shares Attributable to Share-based Payment Arrangements	413	0	422	0
Weighted Average Number of Shares Outstanding, Diluted	58,797	56,934	58,616	56,484
Earnings Per Share, Basic	$ 0.04	$ (0.05)	$ 0.03	$ (0.05)
Earnings Per Share, Diluted	$ 0.04	$ (0.05)	$ 0.03	$ (0.05)