Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	9 Months Ended
	Nov. 28, 2015	Nov. 29, 2014
Operating Activities
Net earnings	$ 45,406	$ 36,628
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities:
Depreciation and amortization	23,336	21,558
Stock-based compensation	3,686	3,705
Deferred income taxes	(5,026)	(1,022)
Excess tax benefits from stock-based compensation	(4,990)	(2,524)
Gain on disposal of assets	(67)	(835)
Other, net	562	(6)
Changes in operating assets and liabilities:
Receivables	6,552	(20,697)
Inventories	(3,419)	(7,315)
Accounts payable and accrued expenses	1,296	3,041
Billings in excess of costs and earnings on uncompleted contracts	7,391	2,907
Refundable and accrued income taxes	13,159	3,551
Other, net	(1,719)	(1,911)
Net cash provided by (used in) operating activities	86,167	37,080
Investing Activities
Capital expenditures	(26,757)	(18,659)
Sales/maturities of restricted investments	0	2,067
Purchases of marketable securities	(64,551)	(6,016)
Sales/maturities of marketable securities	3,765	6,821
Investments in corporate-owned life insurance policies	(3,875)	(535)
Net cash provided by (used in) investing activities	(91,418)	(16,322)
Financing Activities
Proceeds from issuance of debt	350	1,904
Shares withheld for taxes, net of stock issued to employees	(3,267)	(3,615)
Excess tax benefits from stock-based compensation	4,990	2,524
Repurchase and retirement of common stock	(7,257)	(6,894)
Dividends paid	(9,632)	(8,875)
Net cash provided by (used in) financing activities	(14,816)	(14,956)
Decrease in cash and cash equivalents	(20,067)	5,802
Effect of exchange rates on cash	(1,405)	(200)
Cash and cash equivalents at beginning of year	52,185	28,465
Cash and cash equivalents at end of period	30,713	34,067
Noncash Activity
Capital expenditures in accounts payable	$ 371	$ 855