XML 78 R68.htm IDEA: XBRL DOCUMENT v3.5.0.2
Commitments and Contingencies - Additional Information (Detail)
$ / shares in Units, € in Thousands, $ in Thousands
1 Months Ended
Jun. 30, 2016
EUR (€)
Feb. 28, 2015
USD ($)
Feb. 28, 2015
EUR (€)
Sep. 30, 2016
USD ($)
$ / shares
Sep. 30, 2016
EUR (€)
Dec. 31, 2015
$ / shares
Sep. 30, 2014
USD ($)
Sep. 30, 2014
EUR (€)
Sep. 30, 2013
USD ($)
Sep. 30, 2013
EUR (€)
Schedule of Equity Method Investments [Line Items]                    
Preferred stock, par value (in dollars per share) | $ / shares       $ 0.01   $ 0.01        
KBCD Partnership [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Ownership interest                 21.00% 21.00%
BKB Bank [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Ownership interest       9.34% 9.34%          
Commitment to Invest in KBCD [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Commitment to invest/purchase             $ 50,000 € 38,000 $ 50,000 € 38,000
Unfunded Commitment, Champ L.P. [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Commitment to invest/purchase       $ 3,149 € 2,802          
Commitment to invest transfer | € € 427                  
Champ LP [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Sale of equity method investment, percentage   48.00% 48.00%              
Proceeds from sale of equity method investments   $ 20,794 € 16,314              
Champ LP [Member] | KBC Bank Deutschland AG [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Ownership interest             35.00% 35.00%    
Wholly-owned Subsidiary [Member] | Champ Limited Partnership [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Ownership interest             59.00% 59.00%    
Subordinate Mortgage Loans [Member]                    
Schedule of Equity Method Investments [Line Items]                    
Unfunded loan commitments | $       $ 165,447