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NOTES PAYABLE TO BANKS (Detail Textuals 3) - Uncommitted letter of credit facility - USD ($)
$ in Millions
Jan. 04, 2016
Mar. 31, 2016
Line Of Credit Facility [Line Items]    
Amount of credit facility $ 35.0  
Term of letter of credit facility 1 year  
Commitment fee percentage, per annum on outstanding letters of credit 0.75%  
Origination fees $ 0.0  
Letters of credit outstanding relating to self-insurance programs and contract bids   $ 29.3