Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Aug. 31, 2016	Aug. 31, 2015
Cash Flows From Operating Activities:
Net Income	$ 31,086	$ 37,167
Adjustments To Reconcile Net Income To Net Cash Provided By Operating Activities:
Provision For Doubtful Accounts	11	(473)
Amortization and Depreciation	25,370	23,125
Deferred Income Tax Expense	1,509	(1,623)
Property, Plant and Equipment, Disposals	6,706	464
Net Loss (Gain) On Insurance Settlement or On Sale of Property, Plant & Equipment	82	(449)
Amortization of Deferred Borrowing Costs	639	680
Share Based Compensation Expense	3,198	2,523
Effects of Changes In Assets & Liabilities:
Accounts Receivable	(3,247)	(4,348)
Inventories	(15,832)	(511)
Prepaid Expenses and Other	(3,040)	(3,862)
Other Assets	141	(352)
Net Change In Billings Related To Costs and Estimated Earnings On Uncompleted Contracts	8,028	2,183
Accounts Payable	1,656	2,878
Other Accrued Liabilities and Income Taxes Payable	(6,279)	(2,545)
Net Cash Provided By Operating Activities	50,028	54,857
Cash Flows Used For Investing Activities:
Proceeds From Sale Or Insurance Settlement of Property, Plant, and Equipment	320	668
Purchase of Property, Plant and Equipment	(19,760)	(21,746)
Acquisition of Subsidiaries, Net of Cash Acquired	(22,679)	(49,818)
Net Cash From Investing Activities	(42,119)	(70,896)
Cash Flows From Financing Activities:
Excess Tax Benefits From Stock Options and Stock Appreciation Rights	0	(45)
Proceeds from revolving loan	86,000	89,481
Payments on revolving loan	(92,000)	(49,080)
Payments on Long Term Debt	(18,505)	(18,036)
Payments of Dividends	(7,787)	(7,731)
Net Cash Used In Financing Activities	(32,292)	14,589
Effect of Exchange Rate Changes on Cash	106	(851)
Net Increase (Decrease) In Cash & Cash Equivalents	(24,277)	(2,301)
Cash & Cash Equivalents At Beginning of Period	40,191	22,527
Cash & Cash Equivalents At End of Period	15,914	20,226
Supplemental Disclosures
Cash Paid For Interest	7,230	7,480
Cash Paid For Income Taxes	$ 9,764	$ 9,889