Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Mar. 02, 2025	Mar. 03, 2024	Feb. 26, 2023
Net earnings	$ 5,882	$ 7,473	$ 10,731
Non-cash Storm Damage Charge	887	0	0
Depreciation and amortization	1,851	1,402	1,136
Stock-based compensation	402	529	369
Allowance for bad debt	6	16	16
Provision for deferred income taxes	2,082	1,228	322
Amortization of bond premium	126	315	42
Loss on sale of marketable securities	57	184	5
(Gain) loss on sale of fixed assets	(22)	0	(8)
Changes in operating assets and liabilities:
Accounts receivable	(528)	(2,408)	(1,665)
Inventories	(809)	364	(2,112)
Prepaid expenses and other current assets	1,505	(5)	238
Other assets and liabilities	(1,079)	(554)	(2,723)
Accounts payable	(1,001)	(1,031)	2,011
Accrued liabilities	(668)	640	(148)
Income taxes payable	(3,974)	(3,745)	(1,723)
Net cash provided by operating activities	4,717	4,408	6,491
Cash flows from investing activities:
Purchases of property, plant and equipment	(889)	(645)	(1,047)
Proceeds from sales of property, plant and equipment	22	0	8
Purchases of marketable securities	(7,772)	(7,690)	(63,275)
Proceeds from sales and maturities of marketable securities	32,626	39,723	57,296
Net cash provided by (used in) investing activities	23,987	31,388	(7,018)
Cash flows from financing activities:
Dividends paid	(10,058)	(30,624)	(8,186)
Proceeds from exercise of stock options	660	38	139
Purchase of treasury stock	(4,252)	(2,880)	0
Net cash used in financing activities	(13,650)	(33,466)	(8,047)
Increase (decrease) in cash and cash equivalents	15,054	2,330	(8,574)
Cash and cash equivalents, beginning of year	6,567	4,237	12,811
Cash and cash equivalents, end of year	21,621	6,567	4,237
us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract
Dividend payable included in current liabilities	(0)	0	20,471
Addition to operating right-of-use asset from new operating lease liability	$ 267	$ 0	$ 0