Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Feb. 26, 2017	Feb. 28, 2016	Mar. 01, 2015
Cash flows from operating activities:
Net earnings	$ 9,283	$ 18,029	$ 20,043
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, Depletion and Amortization	3,106	3,369	3,559
Stock-based compensation	1,214	1,535	1,418
Provision for deferred income taxes	(1,533)	(11,412)	(2,815)
Amortization of bond premium	434	886	796
Gain on sale of fixed assets		(31)
Accounts receivable	5,312	(1,152)	1,138
Inventories	(916)	4,225	(664)
Prepaid expenses and other current assets	(422)	(131)	1,713
Other assets and liabilities	(229)	620	1,490
Accounts payable	(1,964)	(727)	322
Accrued liabilities	(1,198)	(65)	866
Income taxes payable	80	(1,198)	1,145
Net cash provided by operating activities	13,167	13,948	29,011
Cash flows from investing activities:
Purchase of property, plant and equipment	(242)	(398)	(430)
Proceeds from sales of property, plant and equipment		2,057
Purchases of marketable securities	(72,827)	(105,998)	(100,074)
Proceeds from sales and maturities of marketable securities	75,547	96,322	105,985
Net cash provided by (used in) investing activities	2,478	(8,017)	5,481
Cash flows from financing activities:
Dividends paid	(8,093)	(8,155)	(39,646)
Decrease (increase) in restricted cash		(10,000)	25,000
Proceeds from exercise of stock options		44	1,732
Proceeds from long-term debt		75,000
Payments of long-term debt	(3,000)	(94,000)	(10,000)
Payments for debt issuance costs		(196)	(296)
Purchase of treasury stock		(12,188)	(2,738)
Net cash used in financing activities	(11,093)	(49,495)	(25,948)
Increase (decrease) in cash and cash equivalents before effect of exchange rate changes	4,552	(43,564)	8,544
Effect of exchange rate changes on cash and cash equivalents	129	(217)	(156)
Increase (decrease) in cash and cash equivalents	4,681	(43,781)	8,388
Cash and cash equivalents, beginning of year	97,757	141,538	133,150
Cash and cash equivalents, end of year	$ 102,438	$ 97,757	$ 141,538