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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2019
Dec. 31, 2018
Common Stock, Par or Stated Value Per Share $ 0.001 $ 0.001
Common Stock, Shares Authorized 500,000,000 500,000,000
Common Stock, Shares Issued 105,352,685 104,885,261
Common Stock, Shares Outstanding 105,352,685 104,885,261