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Royalties
12 Months Ended
Dec. 31, 2015
Royalties

(7) Royalties

The Company entered into a licensing agreement in December 2012 that requires a minimum annual royalty payable through 2022. Those agreements related to the acquisition of certain products as well as various licensing arrangements, none of which contained a minimum royalty provision. Certain royalty agreements contain confidentiality covenants. Royalty expenses were $111, $33 and $116 for 2015, 2014 and 2013, respectively.