Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	May 31, 2014	Jun. 01, 2013
Operating Activities
Net earnings	$ 6,102	$ 4,159
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities:
Depreciation and amortization	6,766	6,511
Stock-based compensation	1,250	1,118
Deferred income taxes	(501)	276
Excess tax benefits from stock-based compensation	(1,589)	(1,009)
Gain on disposal of assets	(453)	(304)
Other, net	12	231
Changes in operating assets and liabilities:
Receivables	586	3,782
Inventories	(2,268)	(4,413)
Accounts payable and accrued expenses	(11,677)	(11,911)
Billings in excess of costs and earnings on uncompleted contracts	985	(2,051)
Refundable and accrued income taxes	2,825	1,425
Other, net	(842)	19
Net cash provided by (used in) operating activities	1,196	(2,167)
Investing Activities
Capital expenditures	(8,738)	(1,512)
Proceeds from sales of property, plant and equipment	201	169
Purchases of restricted investments	0	(2,800)
Sales/maturities of restricted investments	798	22,053
Purchases of marketable securities	(484)	(10,225)
Sales/maturities of marketable securities	868	6,656
Net cash provided by (used in) investing activities	(7,355)	14,341
Financing Activities
Payments on debt	(12)	(10,015)
Shares withheld for taxes, net of stock issued to employees	(3,164)	(1,141)
Excess tax benefits from stock-based compensation	1,589	1,009
Repurchase and retirement of common stock	(863)	0
Dividends paid	(3,078)	(2,687)
Net cash provided by (used in) financing activities	(5,528)	(12,834)
Increase (decrease) in cash and cash equivalents	(11,687)	(660)
Effect of exchange rates on cash	315	40
Cash and cash equivalents at beginning of year	28,465	37,767
Cash and cash equivalents at end of period	17,093	37,147
Noncash Activity
Capital expenditures in accounts payable	$ 921	$ 298