Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Parenthetical)

v3.19.1
Condensed Consolidated Statements of Cash Flows (Parenthetical) - $ / shares
Mar. 31, 2019
Mar. 31, 2018
Dollar Five Warrant [Member]    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 5.00 $ 5.00