Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

v3.7.0.1
CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
 6 Months Ended 12 Months Ended
Jun. 30, 2017
Dec. 31, 2016
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 100,000,000 100,000,000
Preferred stock liquidation preference, (in dollars per share) $ 25.00 $ 25.00
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 1,000,000,000 1,000,000,000
Common stock, shares issued (in shares) 66,932,744 66,824,304
Common stock, shares outstanding (in shares) 66,932,744 66,824,304
Series B Cumulative Redeemable Preferred Stock    
Preferred stock, shares issued (in shares) 1,347,321 1,347,321
Preferred stock, shares outstanding (in shares) 1,347,321 1,347,321
Preferred stock, dividend rate (as percent) 9.75% 9.75%
Series C Cumulative Redeemable Preferred Stock    
Preferred stock, shares issued (in shares) 496,000 496,000
Preferred stock, shares outstanding (in shares) 496,000 496,000
Preferred stock, dividend rate (as percent) 8.05% 8.05%
Series D Cumulative Redemable Preferred Stock    
Preferred stock, shares issued (in shares) 620,000 620,000
Preferred stock, shares outstanding (in shares) 620,000 620,000
Preferred stock, dividend rate (as percent) 8.375% 8.375%