XML 15 R3.htm IDEA: XBRL DOCUMENT v3.19.1
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2019
Dec. 31, 2018
Statement Of Financial Position [Abstract]    
Common Stock, par value $ 0.01 $ 0.01
Common Stock, shares authorized 500,000,000 500,000,000
Common Stock, shares issued 140,675,332 139,453,710
Common Stock, shares outstanding 140,675,332 139,453,710