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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands
Sep. 30, 2011
Mar. 31, 2011
Current assets:  
Cash and cash equivalents$ 47,138$ 49,660
Short term investments - available for sale10,26610,116
Accounts receivable, less allowance for doubtful accounts of $4 and $6, respectively1,4331,985
Inventories - finished goods19,11425,140
Prepaid expenses and other current assets1,9591,036
Deferred tax assets9141,003
Prepaid income taxes690664
Total current assets81,51489,604
Long term investments2,68912,390
Property and equipment, net2,9103,433
Intangible asset860860
Total assets87,973106,287
Current liabilities:  
Accounts payable6,4096,452
Accrued expenses and other current liabilities2,2862,509
Total current liabilities8,6958,961
Deferred tax liabilities346321
Total liabilities9,0419,282
Commitments and contingencies  
Shareholders' equity:  
Preferred stock, $.001 par value, 5,000 shares authorized; 3 convertible shares issued and outstanding with a liquidation preference of $4 per share99
Common stock, $.001 par value, 40,000 shares authorized; 20,556 and 22,331 shares issued and outstanding, respectively2122
Retained earnings79,82597,115
Less: treasury stock, at cost; 100 and 0 shares, respectively(924) 
Accumulated other comprehensive gain (loss)1(141)
Total shareholders' equity78,93297,005
Total liabilities and shareholders' equity$ 87,973$ 106,287