Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 01, 2019	Mar. 03, 2019
Current assets
Cash and cash equivalents	$ 25,231	$ 71,007	[1]
Marketable securities (Note 3)	120,124	80,617	[1]
Accounts receivable, less allowance for doubtful accounts of $40 and $32, respectively	8,855	9,352	[1]
Inventories (Note 4)	4,626	5,267	[1]
Prepaid expenses and other current assets	1,913	1,690	[1]
Total current assets	160,749	167,933	[1]
Property, plant and equipment, net	12,311	10,791	[1]
Operating right-of-use assets	373		[1]
Goodwill and other intangible assets	9,811	9,811	[1]
Other assets	285	316	[1]
Total assets	183,529	188,851	[1]
Current liabilities
Accounts payable	1,819	3,169	[1]
Operating lease liabilities	109		[1]
Accrued liabilities	1,952	2,920	[1]
Income taxes payable	1,481	5,066	[1]
Total current liabilities	5,361	11,155	[1]
Long-term operating lease liabilities	264		[1]
Non-current income taxes payable (Note 9)	15,986	17,669	[1]
Deferred income taxes (Note 9)	65		[1]
Other liabilities	1,050	1,016	[1]
Total liabilities	22,726	29,840	[1]
Commitments and contingencies (Note 12)
Shareholders' equity (Note 8)
Common stock	2,096	2,096	[1]
Additional paid-in capital	169,425	169,395	[1]
Accumulated deficit	(1,982)	(2,605)	[1]
Accumulated other comprehensive earnings (loss)	517	(22)	[1]
	170,056	168,864	[1]
Less treasury stock, at cost	(9,253)	(9,853)	[1]
Total shareholders' equity	160,803	159,011	[1]
Total liabilities and shareholders' equity	$ 183,529	$ 188,851	[1]

[1] The balance sheet at March 3, 2019 has been derived from the audited consolidated finacial statements at that date.