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Organization and Summary of Significant Accounting Policies (Tables)
9 Months Ended
Nov. 30, 2014
Organization and Summary of Significant Accounting Policies [Abstract]  
Summary of available-for-sale investments

Total Face Value as of 11/30/14
  (In thousands) 
Certificates of Deposit $6,970

 

Contractual maturities of available-for-sale non-equity investments

  Face value  Fair Value 
  (In thousands)  (In thousands) 
Maturing within one year $6,970  $6,970