XML 52 R41.htm IDEA: XBRL DOCUMENT v3.8.0.1
Senior Notes, Secured, and Unsecured Indebtedness - Schedule of Maturities of Notes Payable, Senior Unsecured Facility, 5 3/4% and 8 1/2% Senior Notes (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Debt Instrument [Line Items]    
Total debt $ 1,097,633 $ 1,080,650
Senior Notes and Subordinated Amortizing Notes    
Debt Instrument [Line Items]    
2017 5,335  
2018 47,238  
2019 231,806  
2020 28,251  
2021 0  
Thereafter 800,000  
Total debt $ 1,112,630