Quarterly report pursuant to Section 13 or 15(d)

Preferred Stock (Details)

v3.8.0.1
Preferred Stock (Details)
1 Months Ended
May 03, 2018
$ / shares
Apr. 03, 2018
$ / shares
Mar. 08, 2018
period
$ / shares
Mar. 31, 2018
shares
Class of Stock [Line Items]        
Preferred stock, shares authorized       42,500,000
Liquidation price per share (dollars per share) | $ / shares     $ 25  
Dividend rate     5.00% 7.00%
Failure to pay cash dividends, number of periods | period     4  
Potential increase in dividend rate, over four dividend periods     2.00%  
Subsequent Event        
Class of Stock [Line Items]        
Preferred stock, dividends declared per share (dollars per share) | $ / shares   $ 0.13    
Preferred stock, dividends paid per share (dollars per share) | $ / shares $ 0.13      
Series A Cumulative Redeemable Preferred Stock        
Class of Stock [Line Items]        
Preferred stock, shares authorized       7,500,000
Preferred stock, shares issued       7,251,398
Preferred stock, shares outstanding       7,251,398