XML 59 R49.htm IDEA: XBRL DOCUMENT v3.5.0.2
Subsequent Events - Debt Obligations (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2016
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Debt Obligations          
Repayment amount     $ 76,000,000 $ 1,500,000  
Amount outstanding   $ 606,734,000 606,734,000   $ 571,872,000
Payments on debt     4,167,000 4,167,000  
Bank Borrowings - Line of Credit          
Debt Obligations          
Repayment amount     76,000,000 $ 1,500,000  
Amount outstanding   122,000,000 122,000,000   120,500,000
Available for Borrowing   478,000,000 478,000,000   479,500,000
Bank Borrowings - Line of Credit | Subsequent Event          
Debt Obligations          
Repayment amount $ 41,000,000        
Amount outstanding 81,000,000        
Available for Borrowing 519,000,000        
Senior Unsecured Debt          
Debt Obligations          
Amount outstanding   484,734,000 484,734,000   451,372,000
Available for Borrowing   40,000,000 40,000,000   $ 33,333,000
Senior Unsecured Debt | Private Shelf Agreement Prudential          
Debt Obligations          
Face amount of debt   $ 37,500,000 $ 37,500,000    
Fixed interest rate (as a percent)   4.15% 4.15%    
Debt instrument term   10 years      
Senior Unsecured Debt | Subsequent Event | Note Purchase and Private Shelf Agreement AIG          
Debt Obligations          
Face amount of debt $ 40,000,000        
Fixed interest rate (as a percent) 3.99%        
Debt instrument term 10 years        
Senior Unsecured Debt | Subsequent Event | Private Shelf Agreement Prudential          
Debt Obligations          
Available for Borrowing $ 12,500,000        
Fixed interest rate (as a percent) 3.99%        
Payments on debt $ 12,500,000