Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Dec. 01, 2019	Mar. 03, 2019
Current assets
Cash and cash equivalents	$ 6,680	$ 71,007	[1]
Marketable securities (Note 3)	137,486	80,617	[1]
Accounts receivable, less allowance for doubtful accounts of $44 and $32, respectively	10,194	9,352	[1]
Inventories (Note 4)	3,936	5,267	[1]
Prepaid expenses and other current assets	1,703	1,690	[1]
Total current assets	159,999	167,933	[1]
Property, plant and equipment, net	14,011	10,791	[1]
Operating right-of-use assets	453		[1]
Goodwill and other intangible assets	9,811	9,811	[1]
Other assets	284	316	[1]
Total assets	184,558	188,851	[1]
Current liabilities
Accounts payable	2,010	3,169	[1]
Operating lease liabilities (Note 5)	152		[1]
Accrued liabilities	2,039	2,920	[1]
Income taxes payable	1,737	5,066	[1]
Total current liabilities	5,938	11,155	[1]
Long-term operating lease liabilities (Note 5)	301		[1]
Non-current income taxes payable (Note 9)	15,986	17,669	[1]
Deferred income taxes (Note 9)	103		[1]
Other liabilities	1,067	1,016	[1]
Total liabilities	23,395	29,840	[1]
Commitments and contingencies (Note 12)
Shareholders' equity (Note 8)
Common stock	2,096	2,096	[1]
Additional paid-in capital	169,542	169,395	[1]
Accumulated deficit	(1,587)	(2,605)	[1]
Accumulated other comprehensive earnings (loss)	307	(22)	[1]
	170,358	168,864	[1]
Less treasury stock, at cost	(9,195)	(9,853)	[1]
Total shareholders' equity	161,163	159,011	[1]
Total liabilities and shareholders' equity	$ 184,558	$ 188,851	[1]

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