XML 190 R93.htm IDEA: XBRL DOCUMENT v3.8.0.1
Fair Values (Narrative) (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Book and estimated fair values of financial instruments    
Loans receivable and other lending investments, net $ 1,109,442 $ 1,450,439
Debt obligations, net 4,278,954 3,389,908
Fair Value    
Book and estimated fair values of financial instruments    
Loans receivable and other lending investments, net 1,100,000 1,500,000
Debt obligations, net $ 4,500,000 $ 3,600,000