Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical)

v3.19.1
Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical)
3 Months Ended
Mar. 31, 2018
shares
Common Stock [Member]  
Issuance of common stock, shares 1,403,367