Quarterly report pursuant to Section 13 or 15(d)

DEBT FINANCING - Debt Summary (Details)

v3.3.0.814
DEBT FINANCING - Debt Summary (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Debt financing $ 495,981 $ 597,691
Line of Credit [Member] | Credit Facility [Member] | Revolving line of credit [Member]    
Debt Instrument [Line Items]    
Effective interest rate 1.79%  
Debt financing $ 111,975 166,217
Line of Credit [Member] | Credit Facility [Member] | Term Loan [Member]    
Debt Instrument [Line Items]    
Effective interest rate 2.75%  
Debt financing $ 200,000 144,558
Loans Payable [Member] | Unsecured Term Loan [Member]    
Debt Instrument [Line Items]    
Effective interest rate 0.00%  
Debt financing $ 0 50,000
Mortgages [Member] | Fixed Rate Mortgages [Member]    
Debt Instrument [Line Items]    
Effective interest rate 3.93%  
Debt financing $ 184,006 153,416
Mortgages [Member] | Variable Rate Mortgages [Member]    
Debt Instrument [Line Items]    
Effective interest rate 0.00%  
Debt financing $ 0 $ 83,500