3. Inventories, net

Inventories consisted of the following (in thousands):

Finished goods included consigned inventory totaling approximately $3.0 million and $5.6 million as of March 31, 2017 and December 31, 2016, respectively. As of March 31, 2017, inventories totaling $1,425 and $5,548 were classified as current and long-term, respectively. Inventories classified as current represent the carrying value of inventories as of March 31, 2017 that management estimates will be sold by March 31, 2018. As of December 31, 2016, all inventories were classified as current.