XML 57 R46.htm IDEA: XBRL DOCUMENT v3.10.0.1
EQUITY (Schedule of Issued and Outstanding Shares) (Details) - shares
Jun. 30, 2018
Dec. 31, 2017
Class of Stock    
Common stock, shares issued 98,247,744 96,657,881
Common stock, shares outstanding 98,247,744 96,657,881
Class A Common    
Class of Stock    
Common stock, shares issued 74,370,188 72,780,325
Common stock, shares outstanding 74,370,188 72,780,325
Class B Common    
Class of Stock    
Common stock, shares issued 23,877,556 23,877,556
Common stock, shares outstanding 23,877,556 23,877,556
Class C Common    
Class of Stock    
Common stock, shares issued 0 0
Common stock, shares outstanding 0 0