Shareholders' Equity - Private Placement Securities Purchase Agreement (Details) $ / shares in Units, $ in Thousands	May 02, 2019 USD ($) $ / shares shares
Securities Purchase Agreements [Line Items]
Common stock issued, Shares | shares	8,000,000
Price per share of common stock | $ / shares	$ 0.75
Warrant exercise period	5 years
Standstill Provision, Duration of Agreement	2 years
Vendor exclusivity agreement, Duration of contract	5 years
Gross proceeds from private placement issuance	$ 6,000
Securities issuance costs	175
Market value of warrants on the grant date	$ 193
Warrant [Member]
Securities Purchase Agreements [Line Items]
Common stock issued, Shares | shares	3,500,000
Warrant exercise price per share | $ / shares	$ 1.50