Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 02, 2014	Mar. 03, 2013
Current assets:
Cash and cash equivalents	$ 133,150	$ 186,117
Marketable securities (Note 2)	137,206	89,099
Accounts receivable, less allowance for doubtful accounts of $416 and $423, respectively	22,881	25,878
Inventories (Note 3)	13,871	12,918
Prepaid expenses and other current assets	4,132	6,662
Total current assets	311,240	320,674
Property, plant and equipment, net of accumulated depreciation and amortization (Note 3)	29,674	32,187
Goodwill and other intangible assets (Note 3)	9,847	9,854
Restricted cash	25,000
Other assets (Note 4)	1,332	6,943
Total Assets	377,093	369,658
Current liabilities:
Current portion of long-term debt (Note 11)	10,000
Accounts payable	6,109	6,485
Accrued liabilities (Note 3)	5,139	6,016
Income taxes payable	2,995	4,177
Total current liabilities	24,243	16,678
Long-term debt (Note 11)	94,000	52,000
Deferred income taxes (Note 4)	58,124	812
Other liabilities (Note 4)	183	246
Total liabilities	176,550	69,736
Commitments and contingencies (Notes 12 and 13)
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, 20,882,844 and 20,831,578 shares, respectively	2,088	2,083
Additional paid in capital	161,677	158,790
Retained earnings	35,651	138,514
Accumulated other comprehensive earnings	1,221	629
	200,637	300,016
Less treasury stock, at cost, 4,074 and 4,066 shares, respectively	(94)	(94)
Total shareholders' equity	200,543	299,922
Total liabilities and shareholders' equity	$ 377,093	$ 369,658