Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Equity (Parenthetical)

v3.7.0.1
Consolidated Statements of Equity (Parenthetical) - shares
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Balance (in units/ shares) 99,471,641 94,699,359 98,498,651 94,531,512
Conversion of common units to common shares (in units/shares) 187,000 26,758    
Issuance of common units resulting from exercise of share options (in shares or units) 5,000      
Share-based compensation issuance, net of redemptions (in units/shares) 189,948 141,089    
Common Shares        
Issuance of common units resulting from common shares issued under at-the-market program (in units) 591,042      
Preferred Shares        
Stock Redeemed or Called During Period, Shares 6,900,000