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VARIABLE INTEREST ENTITIES BORROWINGS (Details) RSO
1 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 1 Months Ended 0 Months Ended 3 Months Ended 3 Months Ended 7 Months Ended 5 Months Ended 5 Months Ended 1 Months Ended 1 Months Ended 7 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended 0 Months Ended 3 Months Ended 0 Months Ended 0 Months Ended
Mar. 31, 2014
RSO [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
CMBS - Term Repurchase Facilities [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
CMBS - Term Repurchase Facilities [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
CRE Notes 2013 [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
CRE Notes 2013 [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
CRE Notes 2013 [Member]
Senior Notes Class D [Member]
Mar. 31, 2014
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class B [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class D [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class C [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class E [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class F [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class A-1R [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class A-1R [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class A-2 [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class G [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class H [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class J [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class K [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class L [Member]
USD ($)
Jun. 30, 2007
RSO [Member]
RREF CDO 2007-1 Senior Notes [Member]
Senior Notes Class M [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Mar. 31, 2014
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class B [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class D [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class C [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class E [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class F [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class A-1 [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class A-1 [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class A-2 [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class A-2b [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class G [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class H [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class J [Member]
USD ($)
Aug. 31, 2006
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class K [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Mar. 31, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-1E [Member]
EUR (€)
May 31, 2007
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-1E [Member]
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-2L [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-3E [Member]
EUR (€)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-3L [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class B-1E [Member]
EUR (€)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class B-1L [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-1L [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-1LE [Member]
USD ($)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-1LE [Member]
EUR (€)
Feb. 28, 2014
RSO [Member]
Moselle CLO SA Senior Notes [Member]
Senior Notes Class A-2E [Member]
EUR (€)
Mar. 31, 2014
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class B [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class D [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class C [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class A-2a [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class A-2b [Member]
USD ($)
May 31, 2007
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
Senior Notes Class A-3 [Member]
USD ($)
Oct. 31, 2011
RSO [Member]
Apidos CLO VIII Senior Notes [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
Apidos CDO III Senior Notes [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Apidos CDO III Senior Notes [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class B [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class D [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class C [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO III Senior Notes [Member]
Senior Notes Class A-2 [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
Apidos CDO I Senior Notes [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Apidos CDO I Senior Notes [Member]
USD ($)
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
USD ($)
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class B [Member]
May 31, 2006
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class B [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class D [Member]
USD ($)
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class D [Member]
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class C [Member]
May 31, 2006
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class C [Member]
USD ($)
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class A-1 [Member]
Mar. 31, 2014
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
May 31, 2006
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class A-1 [Member]
USD ($)
Aug. 31, 2005
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class A-2 [Member]
May 31, 2006
RSO [Member]
Apidos CDO I Senior Notes [Member]
Senior Notes Class A-2 [Member]
USD ($)
Oct. 21, 2013
RSO [Member]
Six Percent Convertible Senior Notes [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Dec. 31, 2013
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Mar. 31, 2014
RSO [Member]
Mortgages [Member]
Aug. 01, 2011
RSO [Member]
Mortgages [Member]
USD ($)
May 31, 2007
RCC Commercial [Member]
Apidos Cinco CDO Senior Notes [Member]
USD ($)
Oct. 31, 2011
RCC Commercial [Member]
Apidos CLO VIII Senior Notes [Member]
USD ($)
May 31, 2006
RCC Commercial [Member]
Apidos CDO III Senior Notes [Member]
USD ($)
Aug. 31, 2005
RCC Commercial [Member]
Apidos CDO I Senior Notes [Member]
USD ($)
Mar. 31, 2014
RCC Real Estate [Member]
USD ($)
Dec. 31, 2013
RCC Real Estate [Member]
USD ($)
Jun. 30, 2007
RCC Real Estate [Member]
RREF CDO 2007-1 Senior Notes [Member]
USD ($)
Aug. 31, 2006
RCC Real Estate [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
Senior Notes Class J and K [Member]
USD ($)
Aug. 01, 2011
RCC Real Estate [Member]
Mortgages [Member]
USD ($)
Unit
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
Senior Notes Class B [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class A [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class A [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class A-S [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class A-S [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class B [Member]
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class D [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class D [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class C [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class C [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class E [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class E [Member]
USD ($)
Dec. 31, 2013
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class F [Member]
Mar. 31, 2014
RCC CRE Notes 2013 Investor, LLC [Member]
CRE Notes 2013 [Member]
Senior Notes Class F [Member]
USD ($)
Dec. 31, 2013
Resource Real Estate Funding 2007-1 CDO Investor LLC [Member]
RSO [Member]
Jun. 30, 2007
Resource Real Estate Funding 2007-1 CDO Investor LLC [Member]
RSO [Member]
USD ($)
Aug. 31, 2006
Resource Real Estate Funding 2006-1 CDO Investor LLC [Member]
RSO [Member]
Resource Real Estate Funding CDO 2006-1 [Member]
USD ($)
Feb. 28, 2014
Moselle [Member]
RSO [Member]
Feb. 28, 2014
Moselle [Member]
RSO [Member]
Class 2 Subordinated Notes [Member]
Mar. 31, 2014
Whitney CLO I, Ltd. [Member]
RSO [Member]
May 31, 2013
Whitney CLO I, Ltd. [Member]
RSO [Member]
USD ($)
Oct. 31, 2012
Whitney CLO I, Ltd. [Member]
RSO [Member]
USD ($)
May 31, 2007
Apidos Cinco CDO Ltd [Member]
RSO [Member]
Apidos Cinco CDO Senior Notes [Member]
USD ($)
Mar. 31, 2014
RCT I entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Dec. 31, 2013
RCT I entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
May 31, 2006
RCT I entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Mar. 31, 2014
RCT II entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Dec. 31, 2013
RCT II entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Sep. 30, 2006
RCT II entity [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Dec. 31, 2013
Interest in RCT II [Member]
RSO [Member]
USD ($)
Dec. 31, 2013
Interest in RCT II [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Dec. 31, 2013
Interest in RCT I [Member]
RSO [Member]
USD ($)
Dec. 31, 2013
Interest in RCT I [Member]
RSO [Member]
Unsecured Junior Subordinated Debentures [Member]
USD ($)
Mar. 31, 2014
Wells Fargo Bank, National Association [Member]
RSO [Member]
CRE - Term Repurchase Facility [Member]
Dec. 31, 2013
Wells Fargo Bank, National Association [Member]
RSO [Member]
CRE - Term Repurchase Facility [Member]
Mar. 31, 2014
Wells Fargo Bank, National Association [Member]
RCC Real Estate [Member]
CMBS - Term Repurchase Facilities [Member]
USD ($)
Dec. 31, 2013
Wells Fargo Bank, National Association [Member]
RCC Real Estate [Member]
CMBS - Term Repurchase Facilities [Member]
USD ($)
Mar. 31, 2014
Wells Fargo Bank, National Association [Member]
RCC Real Estate [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Dec. 31, 2013
Wells Fargo Bank, National Association [Member]
RCC Real Estate [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Mar. 31, 2014
Wells Fargo Bank, National Association [Member]
RCC Real Estate And RCC Commercial [Member]
CMBS - Term Repurchase Facilities [Member]
Dec. 31, 2013
Wells Fargo Bank, National Association [Member]
RCC Real Estate And RCC Commercial [Member]
CMBS - Term Repurchase Facilities [Member]
Mar. 31, 2014
New Century Bank [Member]
Primary Capital Advisors LC [Member]
USD ($)
Amendment
Jul. 19, 2013
Deutsche Bank AG [Member]
RCC Real Estate SPE 5 [Member]
USD ($)
extension
Mar. 31, 2014
Deutsche Bank AG [Member]
RCC Real Estate SPE 5 [Member]
USD ($)
Dec. 31, 2013
Deutsche Bank AG [Member]
RCC Real Estate SPE 5 [Member]
USD ($)
Mar. 31, 2014
Deutsche Bank AG [Member]
RCC Real Estate SPE 5 [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Mar. 31, 2014
Deutsche Bank AG [Member]
RCC Real Estate [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Dec. 31, 2013
Deutsche Bank AG [Member]
RCC Real Estate [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Mar. 31, 2014
ViewPoint Bank, NA [Member]
Primary Capital Advisors LC [Member]
USD ($)
Amendment
Apr. 12, 2013
Maximum [Member]
Wells Fargo Bank, National Association [Member]
RSO [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
extension
Feb. 27, 2012
Maximum [Member]
Wells Fargo Bank, National Association [Member]
RSO [Member]
CRE - Term Repurchase Facility [Member]
USD ($)
Dec. 31, 2013
Maximum [Member]
Wells Fargo Bank, National Association [Member]
RCC Real Estate And RCC Commercial [Member]
CMBS - Term Repurchase Facilities [Member]
USD ($)
Mar. 08, 2005
Repurchase Agreements [Member]
Deutsche Bank Securities, Inc [Member]
RCC Real Estate [Member]
Mar. 31, 2014
Repurchase Agreements [Member]
Deutsche Bank Securities, Inc [Member]
RCC Real Estate [Member]
USD ($)
Dec. 31, 2013
Repurchase Agreements [Member]
Deutsche Bank Securities, Inc [Member]
RCC Real Estate [Member]
USD ($)
Dec. 31, 2013
Variable Interest Entity, Not Primary Beneficiary [Member]
Interest in RCT II [Member]
RSO [Member]
Debt Instrument [Line Items]                                                                                                                                                                                                                                                                                                                                  
Ownership percentage                                                                                                                                                                                                                                                                                                                                 100.00%
Closing transaction amount           $ 307,800,000       $ 500,000,000                                     $ 345,000,000                                                         $ 350,000,000               $ 350,000,000     $ 285,500,000                 $ 350,000,000                                                                                                                                                                      
Face amount of debt issued           260,800,000         22,500,000 26,800,000 7,000,000 11,900,000 11,900,000 180,000,000   50,000,000   57,500,000 11,300,000 11,300,000 11,300,000 10,000,000 18,800,000 28,800,000     308,700,000 6,900,000 15,500,000 20,700,000 20,700,000 19,800,000 129,400,000   17,400,000 5,000,000 17,300,000 12,900,000 14,700,000 28,400,000     24,900,000   13,800,000 6,800,000 6,800,000 16,000,000 16,000,000 24,900,000 10,300,000 10,300,000 13,800,000       18,000,000 11,000,000 14,000,000 37,500,000 200,000,000 22,500,000 19,000,000 317,600,000     262,500,000 15,000,000 6,000,000 10,500,000 212,000,000   19,000,000     321,500,000   20,500,000 8,000,000     13,000,000     259,500,000   15,000,000 115,000,000                 160,436,000 91,931,000   43,100,000   30,800,000       136,900,000   78,500,000     13,800,000   14,600,000   9,200,000   6,900,000   265,600,000             322,000,000     25,800,000     25,800,000             36,819,000 47,601,000 96,140,000 30,003,000               3,586,000 (300,000)       100,000,000.0   9,205,000 0  
Discount to investors                                                                                                                                   4.40%                                                                                                                                                                                              
Interest rate at period end (in hundredths)                         6.423%                       7.50% 8.50%                       5.842%     6.00% 6.00%                                                                               9.251%                                                                                             4.18% 4.20%   4.19% 4.19%                                                        
Unused facility fee                                     0.18%                                                                                                                                                                                                                                                                                            
Description of variable rate basis                                                     one-month LIBOR                               LIBOR     LIBOR                                         3-month LIBOR                 3-month LIBOR                                 one-month LIBOR                       one-month LIBOR                             one-month LIBOR                                                     one-month LIBOR             one-month LIBOR              
Basis spread on variable rate                     0.80% 0.95%   1.15% 1.30% 0.28%   0.32%   0.46% 1.55% 2.30% 2.95% 3.25%           0.40% 0.80% 0.62% 1.30% 1.60% 0.32%   0.35%   1.90% 3.75%         0.25%   0.40% 0.70% 0.75% 1.80% 1.85% 0.25% 0.31% 0.31% 0.40%       0.80% 4.25% 2.25% 0.24% 0.23% 0.32% 0.42%         0.75% 4.25% 1.75% 0.26%   0.45%       0.75%       1.85%   0.26%     0.42%         3.95%                           1.30%   2.15%   2.85% 4.50%   3.50%   5.50%   6.50%                                                     1.00%   3.50%             4.00%              
Weighted-average borrowing rate 1.83% 1.87% 1.37% 1.38% 2.03% 2.02%   0.91% 0.84%                                                                     0.95%                       0.74% 0.74%                   0.88% 0.94%               1.68% 1.66%                           4.18% 4.19%                           2.02%                                                                                                              
Percentage of senior notes acquired by the parent           100.00% 100.00%                                                                                                                                                                               100.00%   100.00% 100.00%     100.00% 100.00%                                     100.00%                                                                                
Repayments of debt                                 93,600,000   50,000,000                                 110,700,000                                                                           149,900,000                       245,700,000                                                                                                                                                      
Payments by parent to acquire notes issued by VIE         30,000,000                                                                                                                                                                                   28,000,000   23,000,000 28,500,000     68,000,000                                       41,300,000                                                                                
Purchased equity interests                                                                                                                                                                                               15,000,000                   16,900,000                               36,300,000       550,000 20,900,000                                                                    
Percentage of total preference shares (in hundredths)                                                                                                                                                                                                                                                   100.00%                                                                              
Debt instrument, weighted average interest rate               0.91% 0.84%                                   1.87% 1.86%                                                       0.74% 0.74%                   0.88% 0.94%               1.68% 1.66%                                                                                                                               1.37% 1.38% 2.62% 2.67%               3.03% 0.00%           1.40% 0.00%  
Percentage of Outstanding Notes Purchased                                                                                                                                                                                                                                                       67.90%                                                                          
Purchased equity interests discount, percentage                                                                                                                                                                                                                                                             42.50%                                                                    
Ownership interests in variable interest entity                                                                                                                                                                                                                                                     88.60%   68.30%   66.60%                                                                    
Percentage of senior note acquired from VIE (in hundredths)                                                                                                                                                                                               43.00%                                                                                                                                  
Percentage of senior note acquired by unrelated third party (in hundredths)                                                                                                                                   57.00%                                                                                                                                                                                              
Interest rate                                                                                                                                                                                   6.00%                                                                                                                                              
Investments in unconsolidated entities 62,053,000 69,069,000                                                                                                                                                                                                                                                                         774,000 774,000 774,000 774,000                                              
Debt Instrument, Convertible, Conversion Price                                                                                                                                                                                   $ 6.66                                                                                                                                              
Debt Conversion, Converted Instrument, Shares Issuable Upon Conversion                                                                                                                                                                                   150.1502                                                                                                                                              
Proceeds from Issuance of Long-term Debt                                                                                                                                                                                   111,100,000                                                                                                                                              
Unamortized discount                                                                                                                                                                                   4,900,000                                                                                                                                              
Debt issuance costs, amortization period                                                                                                                                                                                     10 years                                                                                                                                            
Unamortized debt issuance costs 14,462,000 16,216,000 0 12,000 4,269,000 3,974,000   509,000 719,000                                                                     0                       703,000 853,000                   117,000 40,000               0 0                           494,000 543,000                                                                         236,000 261,000   258,000 282,000               0 12,000 577,000 732,000               166,000 300,000                
Debt Instrument, Term                                                                                                                                                                                           7 years                                                                                         18 months           2 years     12 months                   12 months      
Principal outstanding 1,516,551,000 1,336,026,000 36,819,000 47,613,000 260,840,000 260,840,000   148,375,000 178,556,000                                                                     167,181,000                       320,500,000 322,000,000                   133,326,000 112,551,000               87,131,000 73,815,000                           51,548,000 51,548,000   13,600,000                                                                                                                                      
Origination Fee, Percentage                                                                                                                                                                                                                                                                                       0.375%                                          
Debt Instrument, Term, Option to Extend                                                                                                                                                                                                                                                                                     1 year           1 year     1 year                          
Debt Instrument, Structuring Fee, Percent                                                                                                                                                                                                                                                                                                   0.25%   0.25%                          
Line of credit facility, extension fee percentage (in hundredths)                                                                                                                                                                                                                                                                                                 0.25%                                
Line of Credit Facility, Maximum Borrowing Capacity                                                                                                                                                                                                                                                                                                     30,000,000.0 200,000,000           15,000,000.0 250,000,000.0 150,000,000.0          
Debt Instrument, Number Of Options To Extend                                                                                                                                                                                                                                                                                                       2             2            
Debt Instrument, Structuring Fee, Amount                                                                                                                                                                                                                                                                                                                     101,000            
Debt Instrument, Extension Fee                                                                                                                                                                                                                                                                                                                     938,000            
Debt Instrument, Covenant Requirement, Maximum Judgment Allowed Against Subsidiary                                                                                                                                                                                                                                                                                                     10,000       100,000                    
Debt Instrument, Covenant Requirement, Maximum Judgment Allowed Against Company                                                                                                                                                                                                                                                                                                             5,000,000                    
Number of Amendments to Facility                                                                                                                                                                                                                                                                                                     4             5              
Line of credit facility, amount outstanding                                                                                                                                                                                                                                                                                                     10,300,000   9,200,000 0       4,400,000              
Debt Instrument, Covenant Requirement, Maximum Judgment Allowed Against Subsidiary or Guarantor                                                                                                                                                                                                                                                                                                     50,000                            
Minimum Maintenance Balance Account Required to be Maintained                                                                                                                                                                                                                                                                                                     1,500,000.0             1,000,000              
Number of multi family units                                                                                                                                                                                                             504                                                                                                                    
Payments to Acquire Buildings                                                                                                                                                                                                             $ 18,100,000                                                                                                                    
Percentage of units occupied at acquisition                                                                                                                                                                                                             95.00%