CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Mar. 31, 2011
Current assets:
Cash and cash equivalents	$ 49,413	$ 49,660
Short term investments - available for sale	10,219	10,116
Accounts receivable, less allowance for doubtful accounts of $7 and $6, respectively	2,304	1,985
Inventories - finished goods	26,074	25,140
Prepaid expenses and other current assets	1,434	1,036
Deferred tax assets	1,177	1,003
Prepaid income taxes		664
Total current assets	90,621	89,604
Long term investments	4,761	12,390
Property and equipment, net	3,174	3,433
Intangible asset	860	860
Total assets	99,416	106,287
Current liabilities:
Accounts payable	8,152	6,452
Accrued expenses and other current liabilities	2,480	2,509
Income taxes payable	2,303
Total current liabilities	12,935	8,961
Deferred tax liabilities	340	321
Total liabilities:	13,275	9,282
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 share	9	9
Common stock, $.001 par value, 40,000 shares authorized; 21,259 and 22,331 shares issued and outstanding, respectively	21	22
Retained earnings	86,159	97,115
Accumulated other comprehensive loss	(48)	(141)
Total shareholders' equity	86,141	97,005
Total liabilities and shareholders' equity	$ 99,416	$ 106,287