Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Mar. 31, 2020
Current assets:
Cash and cash equivalents	$ 118,718	$ 103,762
Accounts receivable, less allowance for doubtful accounts of $39 and $59, respectively	2,587	3,843
Inventories - finished goods	34,420	17,884
Prepaid expenses and other current assets	4,503	3,529
Prepaid income taxes	959	0
Total current assets	161,187	129,018
Noncurrent assets:
Property and equipment, net	25,450	25,445
Intangible assets	860	860
Total noncurrent assets	26,310	26,305
Total assets	187,497	155,323
Current liabilities:
Accounts payable	39,548	19,658
Accrued expenses and other current liabilities	5,387	4,214
Income taxes payable	0	471
Total current liabilities	44,935	24,343
Deferred tax liabilities	1,281	970
Total liabilities	46,216	25,313
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; 20,269 and 20,166 shares issued and outstanding, respectively	20	20
Additional paid-in capital	7,111	3,804
Retained earnings	134,141	126,177
Total shareholders' equity	141,281	130,010
Total liabilities and shareholders' equity	$ 187,497	$ 155,323