Quarterly report pursuant to Section 13 or 15(d)

LOANS PAYABLE AND OTHER BORROWINGS - Narrative (Details)

v3.5.0.2
LOANS PAYABLE AND OTHER BORROWINGS - Narrative (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Dec. 31, 2015
USD ($)
Line of Credit Facility [Line Items]          
Gross repayments $ 56,000,000 $ 137,000,000 $ 56,000,000 $ 210,000,000  
Gross borrowings 56,000,000 $ 110,000,000 56,000,000 $ 210,000,000  
Revolving Credit Facility [Member] | Line of Credit [Member]          
Line of Credit Facility [Line Items]          
Current borrowing capacity 500,000,000   500,000,000    
Maximum borrowing capacity 600,000,000   600,000,000    
Minimum tangible net worth $ 670,300,000   $ 670,300,000    
Leverage ratio 0.6   0.6    
Interest coverage ratio     1.5    
Total LOCs $ 32,097,000   $ 32,097,000   $ 27,684,000
Remaining borrowing capacity 467,900,000   467,900,000    
Revolving Credit Facility [Member] | Line of Credit [Member] | Revolving Credit Facility Maturing July 2019 [Member]          
Line of Credit Facility [Line Items]          
Current borrowing capacity $ 60,000,000   $ 60,000,000