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Cash, Cash Equivalents and Restricted Cash
12 Months Ended
Jul. 31, 2017
Cash, Cash Equivalents and Restricted Cash [Abstract]  
Cash, Cash Equivalents and Restricted Cash
5.
Cash, Cash Equivalents and Restricted Cash

Cash, cash equivalents and restricted cash are summarized in the following table.

  
Balance at July 31,
 
  
2017
  
2016
 
  
(in thousands)
 
Cash and cash equivalents
 
$
13,029
  
$
9,902
 
Restricted cash
  
314
   
259
 
Total cash, cash equivalents and restricted cash
 
$
13,343
  
$
10,161
 

The Company considers all highly liquid instruments purchased with a maturity of three months or less to be cash equivalents.  The Company invests cash in excess of operating requirements in income-producing short-term investments.  Money market funds of $0.2 million and $0.3 million were included in cash and cash equivalents in the table above at July 31, 2017 and 2016, respectively.

The Company is required to maintain restricted cash on deposit in Brazil as collateral for pending litigation matters.