Consolidated Balance Sheets - USD ($) $ in Thousands	Feb. 27, 2022	Feb. 28, 2021
Current assets:
Cash and cash equivalents	$ 12,811	$ 41,595
Marketable securities (Note 2)	97,550	74,947
Accounts receivable, less allowance for doubtful accounts of $104 and $89, respectively	8,339	7,633
Inventories (Note 3)	4,657	4,794
Prepaid expenses and other current assets	3,082	3,372
Total current assets	126,439	132,341
Property, plant and equipment, net (Note 3)	24,333	21,130
Operating right-of-use assets (Note 10)	203	103
Goodwill and other intangible assets, net (Note 3)	9,790	9,797
Other assets (Note 4)	122	141
Total assets	160,887	163,512
Current liabilities:
Accounts payable	2,534	3,300
Operating lease liabilities (Note 10)	53	33
Accrued liabilities (Note 3)	1,494	1,708
Income taxes payable	2,211	2,952
Total current liabilities	6,292	7,993
Long-term operating lease liabilities (Note 10)	174	86
Non-current income taxes payable (Note 4)	12,621	14,303
Deferred income taxes (Note 4)	1,671	778
Other liabilities (Note 4)	4,497	4,411
Total liabilities	25,255	27,571
Commitments and contingencies (Notes 10 and 11)
Shareholders' equity (Note 6):
Preferred stock, $1 par value per shares-authorized, 500,000 shares; issued, none	0	0
Common stock, $0.10 par value per shares-authorized, 60,000,000 shares; issued, 20,965,144 shares	2,096	2,096
Additional paid-in capital	169,665	170,038
Accumulated deficit	(24,767)	(25,063)
Accumulated other comprehensive loss	(1,965)	(336)
Stockholders' Equity, Including Treasury Stock	145,029	146,735
Less treasury stock, at cost, 506,934 and 582,268 shares, respectively	9,397	10,794
Total shareholders' equity	135,632	135,941
Total liabilities and shareholders' equity	$ 160,887	$ 163,512