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CONCENTRATION OF CREDIT RISK (Tables)
 12 Months Ended
May 31, 2014
CONCENTRATION OF CREDIT RISK (Tables):  
Bad debts are written off (Tables)

Bad debts are written off against the allowance when identified. The changes in the accounts receivable reserve are as follows (in thousands):

 

For the Years Ended May 31,

 

Balance, Beginning of Period

 

Charged to Costs and Expenses

 

Bad Debt Write-offs

 

Balance, End of Period

 

 

 

 

 

 

 

 

 

2013

$

29

$

-

$

-

$

29

2014

$

29

$

44

$

55

$

18