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Discontinued Operations (Tables)
12 Months Ended
Dec. 31, 2014
Discontinued Operations and Disposal Groups [Abstract]  
Summary of Financial Information Related to Discontinued Operations
Summary financial information related to discontinued operations is as follows:


($ in thousands)
Year ended, December 31, 2012
Product sales
$
516

Cost of sales
275

Gross profit
241

Operating income (loss)
$
27

Net loss
$
(2
)