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Inventories
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
Inventories
Inventories

Included in inventories at March 31, 2015 and December 31, 2014 are $0.5 million and $0.7 million, respectively, of finished goods and $0.2 million and $0.2 million, respectively, of components.