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CASH AND CASH EQUIVALENTS
3 Months Ended
May 31, 2013
Cash and Cash Equivalents [Abstract]  
CASH AND CASH EQUIVALENTS
(3) CASH AND CASH EQUIVALENTS
 
For purposes of the balance sheets and statements of cash flows, we consider all highly liquid investments available for current use with an original maturity of three months or less to be cash equivalents. Until January 1, 2013, the Federal Deposit Insurance Corporation (“FDIC”) provided unlimited coverage on non-interest-bearing accounts and insured all other bank accounts up to $250,000. After January 1, 2013, the unlimited coverage on non-interest-bearing accounts ceased and only accounts up to $250,000 are insured. Amounts in interest-bearing accounts in excess of $250,000, with the exception of amounts in FDIC sweep accounts, are at risk to the extent that their balances exceed FDIC coverage. Money market investments generally do not have FDIC protection. The average balance of our operating checking account balance is generally in excess of $250,000. We believe we have mitigated our exposure to loss by diversifying our deposits with different financial institutions. The only material exposure we have is with our operating account which is on deposit with one of the nation’s largest national banks.