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Deferred Revenue
12 Months Ended
Dec. 31, 2013
Revenue Recognition [Abstract]  
Deferred Revenue

Note 16. Deferred Revenue

Deferred revenue includes unamortized upfront licensing fees received of approximately $107,000 and prepaid orders for our SC Proven products of approximately $23,000. The up-front license fee is being amortized and recognized as revenue over a period of twelve years. Revenue from sale of our SC Proven products is recognized when shipped.