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LOANS RECEIVABLE AND ALLOWANCE FOR LOAN LOSSES - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2015
USD ($)
Dec. 30, 2015
Dec. 31, 2015
USD ($)
note
Dec. 31, 2014
USD ($)
note
Dec. 31, 2013
USD ($)
note
Receivables [Abstract]          
Maximum percentage of loan-to-value ratio upon loan origination (no more than)     80.00%    
Maximum percentage of loan-to-value ratios of the value of the real estate taken as collateral (no greater than)     90.00%    
Maximum percentage of credit worthiness of the borrower     43.00%    
Minimum amount of loan on which reviews have been made annually $ 500,000   $ 500,000    
Minimum amount of loan rated as Substandard, Doubtful Or Loss reviewed by committee (greater than) 250,000   $ 250,000    
Loans that are deemed impaired, number of days past due (more than)     90 days    
Number of notes split | note     2    
Appraisals, required period interval     18 months    
Minimum amount on which annual updated appraisals for criticized loans is required $ 250,000   $ 250,000    
Percentage of strong loan-to-value (or lower)     70.00%    
Look-back period for historical losses 4 years 3 years      
Look-back, loss history weight, most recent 12 months 40.00% 50.00%      
Look-back, loss history weight, 2 years ago 30.00% 25.00%      
Look-back, loss history weight, 3 years ago 20.00% 25.00%      
Look-back, loss history weight, 4 years ago 10.00%        
Number of notes sold | note       6 8
Aggregate carrying value of notes       $ 5,407,000 $ 2,576,000
Cash received from notes     $ 0 5,743,000 2,439,000
Recovery (charge-off) between carrying balances of notes sold and cash received       $ 336,000 $ (137,000)
Minimum          
Financing Receivable, Allowance for Credit Losses [Line Items]          
Historical loss percentage adjustment to anticipated loss allocation (1.50%)   (1.50%) (1.50%)  
Maximum          
Financing Receivable, Allowance for Credit Losses [Line Items]          
Historical loss percentage adjustment to anticipated loss allocation 1.50%   1.50% 1.50%