Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 03, 2013	Feb. 26, 2012	Feb. 27, 2011
Cash flows from operating activities:
Net earnings	$ 16,961	$ 23,442	$ 32,621
Depreciation and amortization	4,269	5,891	6,746
Stock-based compensation	915	762	959
(Recovery of) provision for doubtful accounts	(135)		21
Provision for deferred income taxes	1,137	22	567
Amortization of bond premium	1,499	1,481	1,271
Impairment of fixed assets	3,620	928
Non-cash restructuring	(1,465)	322	1,312
Accounts receivable	(2,255)	6,260	1,859
Inventories	2,882	(2,947)	(907)
Prepaid expenses and other current assets	(3,126)	982	(2,572)
Other assets and liabilities	(310)	(1,642)	(1,620)
Accounts payable	(1,929)	(1,485)	(265)
Accrued liabilities	(2,708)	(968)	1,001
Income taxes payable	(21)	(1,614)	1,675
Net cash provided by operating activities	19,334	31,434	42,668
Cash flows from investing activities:
Purchase of property, plant and equipment	(1,447)	(3,994)	(3,699)
Proceeds from sales of property, plant, and equipment			894
Purchases of marketable securities	(142,134)	(172,724)	(259,300)
Proceeds from sales and maturities of marketable securities	190,728	170,249	223,442
Business acquisition	(2,200)	(1,100)	(1,100)
Net cash provided by (used in) investing activities	44,947	(7,569)	(39,763)
Cash flows from financing activities:
Dividends paid	(60,388)	(8,296)	(28,903)
Proceeds from exercise of stock options	758	1,810	3,639
Tax benefits from stock-based compensation	(2)	91	527
Proceeds from long-term debt	52,000
Debt financing costs	(53)
Purchase of treasury stock	(93)
Net cash used in financing activities	(7,778)	(6,395)	(24,737)
Increase (decrease) in cash and cash equivalents before effect of exchange rate changes	56,503	17,470	(21,832)
Effect of exchange rate changes on cash and cash equivalents	111	(162)	(3)
Increase (decrease) in cash and cash equivalents	56,614	17,308	(21,835)
Cash and cash equivalents, beginning of year	129,503	112,195	134,030
Cash and cash equivalents, end of year	$ 186,117	$ 129,503	$ 112,195