Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Aug. 31, 2015	Aug. 31, 2014
Cash Flows From Operating Activities:
Net Income	$ 37,167	$ 28,694
Adjustments To Reconcile Net Income To Net Cash Provided By Operating Activities:
Provision For Doubtful Accounts	(473)	(63)
Amortization and Depreciation	23,125	23,371
Deferred Income Tax Expense	(1,623)	(1,050)
Property, Plant and Equipment, Disposals	464	2,652
Net Loss (Gain) On Insurance Settlement or On Sale of Property, Plant & Equipment	(449)	(23)
Amortization of Deferred Borrowing Costs	680	723
Share Based Compensation Expense	2,523	2,638
Effects of Changes In Assets & Liabilities:
Accounts Receivable	(4,348)	3,892
Inventories	(511)	(7,199)
Prepaid Expenses and Other	(3,862)	1,064
Other Assets	(352)	(140)
Net Change In Billings Related To Costs and Estimated Earnings On Uncompleted Contracts	2,183	(1,286)
Accounts Payable	2,878	10,406
Other Accrued Liabilities and Income Taxes Payable	(2,545)	(9,853)
Net Cash Provided By Operating Activities	54,857	53,826
Cash Flows Used For Investing Activities:
Proceeds From Sale Or Insurance Settlement of Property, Plant, and Equipment	668	66
Purchase of Property, Plant and Equipment	(21,746)	(11,462)
Acquisition of Subsidiaries, Net of Cash Acquired	(49,818)	(10,500)
Net Cash From Investing Activities	(70,896)	(21,896)
Cash Flows From Financing Activities:
Excess Tax Benefits From Stock Options and Stock Appreciation Rights	(45)	381
Proceeds from revolving loan	89,481	10,891
Payments on revolving loan	(49,080)	(5,000)
Payments on Long Term Debt	(18,036)	(17,098)
Payments of Dividends	(7,731)	(7,181)
Net Cash Used In Financing Activities	14,589	(18,007)
Effect of Exchange Rate Changes on Cash	(851)	139
Net Increase (Decrease) In Cash & Cash Equivalents	(2,301)	14,062
Cash & Cash Equivalents At Beginning of Period	22,527	27,565
Cash & Cash Equivalents At End of Period	20,226	41,627
Supplemental Disclosures
Cash Paid For Interest	7,480	8,076
Cash Paid For Income Taxes	$ 9,889	$ 8,684