Consolidated Balance Sheet (Parenthetical) - $ / shares	Jun. 30, 2017	Dec. 31, 2016
Consolidated Balance Sheets [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	100,000,000	100,000,000
Preferred stock, shares issued	1,840,000	1,840,000
Preferred stock, shares outstanding	1,840,000	1,840,000
Preferred stock, preference liquidation	$ 25.00	$ 25.00
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	400,000,000	400,000,000
Common stock, shares issued	52,362,553	47,414,365
Common stock, shares outstanding	52,362,553	47,414,365