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Inventories	12 Months Ended
Inventories	Dec. 31, 2017
Inventory Disclosure [Abstract]
Inventories	INVENTORIES At December 31, 2017 and 2016, inventories totaled approximately $1.3 million and $1.4 million, respectively, and consisted of raw materials inventory. There are no finished goods or work-in-process inventory included in the inventory balances as of December 31, 2017 or 2016.