Equity Financing and Liquidity (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	May 29, 2018	Mar. 30, 2018	Dec. 31, 2018
Equity Financing [Abstract]
Expected equity financing investment		$ 17,000
Equity financing cost			$ 2,336
Accelmed Stock Purchase Agreement [Member] | Accelmed Growth Partners L.P. [Member]
Equity Financing [Abstract]
Sale of common stock, net of offering costs		$ 13,000
Share price (in dollars per share)		$ 1.08
Sale of common stock, net of expenses (in shares)		12,037,037
Broadfin Capital and Sabby Management Stock Purchase Agreements [Member] | Broadfin Capital [Member]
Equity Financing [Abstract]
Sale of common stock, net of offering costs		$ 1,000
Share price (in dollars per share)		$ 1.08
Sale of common stock, net of expenses (in shares)		925,926
Broadfin Capital and Sabby Management Stock Purchase Agreements [Member] | Sabby Management [Member]
Equity Financing [Abstract]
Sale of common stock, net of offering costs		$ 1,000
Share price (in dollars per share)		$ 1.08
Sale of common stock, net of expenses (in shares)		925,926
Subscription Agreement [Member] | Gohan Investments, Ltd [Member]
Equity Financing [Abstract]
Sale of common stock, net of offering costs		$ 1,000
Share price (in dollars per share)		$ 1.08
Sale of common stock, net of expenses (in shares)		925,926
Subscription Agreement [Member] | Dr. Dolev Rafaeli [Member]
Equity Financing [Abstract]
Sale of common stock, net of offering costs	$ 1,000	$ 1,000
Share price (in dollars per share)	$ 1.08	$ 1.08
Sale of common stock, net of expenses (in shares)	925,926	925,926