Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)

v3.7.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)
 1 Months Ended 3 Months Ended
Feb. 28, 2011
USD ($)
Mar. 31, 2017
USD ($)
derivative_instrument
contract
Mar. 31, 2016
USD ($)
Dec. 31, 2016
USD ($)
Derivative [Line Items]        
Refundable term for initiation fees   30 years    
Expected life of active golf membership   7 years    
Ownership in equity investment (as percent)   23.00%    
Other investments   $ 19,636,000   $ 19,256,000
Acquisition of servicing rights $ 2,200,000      
Amortization of servicing rights   100,000 $ 100,000  
MSR impairment   0 $ 0  
Servicing assets   300,000   400,000
VIE assets   0   0
VIE liabilities   0   0
Interest rate cap        
Derivative [Line Items]        
Interest rate derivative instruments not designated as hedging instruments at fair value, net   $ 400,000    
Interest rate cap | Not designated as hedging instrument        
Derivative [Line Items]        
Number of interest rate derivatives held (in derivatives) | derivative_instrument   1    
Other Contract | Not designated as hedging instrument | Short        
Derivative [Line Items]        
Derivative, number of instruments held (in instruments) | contract   2    
Notional amount   $ 319,000,000    
Other Contract | Not designated as hedging instrument | Short | TBA contracts        
Derivative [Line Items]        
Margin deposit assets   $ 1,100,000   $ 0
Lower Range        
Derivative [Line Items]        
Operating lease term   10 years    
Upper Range        
Derivative [Line Items]        
Operating lease term   20 years