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NOTES PAYABLE TO BANKS (Detail Textuals 2) - Revolving credit facility
$ in Millions
3 Months Ended
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Line of Credit Facility [Line Items]    
Threshold limit of ratio of debt to earnings before interest taxes depreciation and amortization no more than 2.5 to 1  
Debt-to-EBITDA ratio (in times) 2.5  
Threshold limit of ratio of earnings before interest taxes depreciation and amortization to interest expenses no less than 2 to 1  
EBITDA to interest expense ratio (in times) 2  
Outstanding borrowings under the facility $ 0 $ 0