Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2018

Prepaid Expenses and Other Current Assets [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

	December 31,
	2018		2017
Vendor prepayments	$	702	$	755
Other prepaid expenses		173		573
Total prepaid expenses and other current assets	$	875	$	1,328