XML 14 R3.htm IDEA: XBRL DOCUMENT v3.19.1
CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Mar. 31, 2019
Dec. 31, 2018
Stockholders' equity (deficit):    
Common stock par value $ 0.001 $ 0.001
Common stock shares authorized 150,000,000 150,000,000
Common stock shares issued 18,792,277 17,345,609
Common stock shares outstanding 18,792,277 17,345,609