XML 35 R77.htm IDEA: XBRL DOCUMENT v3.3.0.814
Revolving Credit Loan Payable (Details)
$ in Thousands
 1 Months Ended 12 Months Ended
Jul. 12, 2012
USD ($)
BasisPoint
Aug. 31, 2014
USD ($)
Jul. 31, 2015
USD ($)
Jul. 31, 2014
USD ($)
Debt Instrument [Line Items]        
Maximum principal amount of credit agreement $ 25,000      
Line of credit maturity date     Jan. 31, 2017  
Line of credit facility, outstanding     $ 13,000
Average percentage of commitment fee per annum 0.375%      
Maximum amount of investments in and advances to affiliates, at fair value $ 110,000      
Repayments of credit agreement   $ 13,000    
Aggregate loans and advances to affiliates and subsidiaries     $ 90,100 73,700
Line of credit utilized for letters of credit outstanding amount     $ 0 0
Line of Credit [Member]        
Debt Instrument [Line Items]        
Line of credit facility, outstanding     $ 13,000
Interest rate of credit agreement       1.65%
July 30, 2012 [Member]        
Debt Instrument [Line Items]        
Interest rate description     Interest per annum, at the option of IDT Telecom, at either (a) the U.S. Prime Rate less 125 basis points, or (b) the LIBOR rate adjusted by the Regulation D maximum reserve requirement plus 150 basis points.  
Prime Rate [Member]        
Debt Instrument [Line Items]        
U.S Prime Rate basis points | BasisPoint 125