Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Schedule of Stock Option Activity) (Details)

v3.19.1
Stockholders' Equity (Schedule of Stock Option Activity) (Details)
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Shares  
Outstanding, beginning balance | shares 266,810
Granted | shares 221,410
Exercised | shares
Forfeited/Expired | shares (22,917)
Outstanding, ending balance | shares 465,303
Weighted Average Exercise Price  
Outstanding, beginning balance | $ / shares $ 19.57
Granted | $ / shares 3.57
Exercised | $ / shares
Forfeited/Expired | $ / shares 26.97
Outstanding, ending balance | $ / shares $ 11.60