XML 20 R9.htm IDEA: XBRL DOCUMENT v3.3.1.900
Cash and Cash Equivalents
6 Months Ended
Nov. 30, 2015
Cash and Cash Equivalents [Abstract]  
Cash and Cash Equivalents
3. Cash and Cash Equivalents

 

The Company considers short-term highly liquid investments with maturities of three months or less at the time of purchase to be cash equivalents. Cash and cash equivalents were comprised of the following as of November 30, 2015 and May 31, 2015:

 

    November 30,
2015
    May 31, 
2015
 
Cash in banks   $ 4,145,310     $ 2,851,802  
Money market funds     534,917       817,988  
    $ 4,680,227     $ 3,669,790