Stockholders' Equity (Deficit) (Details 5) - Warrant [Member] - $ / shares shares in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares, Outstanding at beginning of period	2,536	1,828
Shares, Issued		985
Shares, Outstanding at end of period	2,536	2,813
Shares, Exercisable at end of period	2,536	2,813
Weighted Average Exercise Price Per Share, Outstanding at beginning of period	$ 1.52	$ 2.08
Weighted Average Exercise Price Per Share, Issued		0.50
Weighted Average Exercise Price Per Share, Outstanding at end of period	1.52	1.53
Weighted Average Exercise Price Per Share, Exercisable at end of period	$ 1.52	$ 1.53