Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2017	May 31, 2016
Cash Flows From Operating Activities:
Net Income	$ 12,062	$ 22,189
Adjustments To Reconcile Net Income To Net Cash Provided By Operating Activities:
Provision For Doubtful Accounts	63	(87)
Amortization and Depreciation	12,423	12,634
Deferred Income Tax Expense	261	2,830
Net Loss (Gain) On Insurance Settlement or On Sale of Property, Plant & Equipment	(100)	(110)
Amortization of Deferred Borrowing Costs	154	323
Share Based Compensation Expense	1,194	1,112
Effects of Changes In Assets & Liabilities:
Accounts Receivable	(14,114)	(20,976)
Inventories	(6,976)	1,131
Prepaid Expenses and Other	(5,619)	(4,833)
Other Assets	(1,019)	74
Net Change In Billings Related To Costs and Estimated Earnings On Uncompleted Contracts	(4,940)	71
Accounts Payable	(2,405)	7,747
Other Accrued Liabilities and Income Taxes Payable	(6,788)	(12,237)
Net Cash Provided By Operating Activities	(15,804)	9,868
Cash Flows Used For Investing Activities:
Proceeds From Sale Or Insurance Settlement of Property, Plant, and Equipment	171	127
Purchase of Property, Plant and Equipment	(10,141)	(10,503)
Acquisition of Subsidiaries, Net of Cash Acquired	0	(22,679)
Net Cash From Investing Activities	(9,970)	(33,055)
Cash Flows From Financing Activities:
Proceeds from revolving loan	128,000	61,000
Payments on revolving loan	(36,500)	(46,000)
Payments on Long Term Debt	(63,504)	(16,160)
Payments for Repurchase of Common Stock	(2,683)	0
Payments of Dividends	(4,423)	(3,888)
Net Cash Used In Financing Activities	20,890	(5,048)
Effect of Exchange Rate Changes on Cash	(81)	119
Net Increase (Decrease) In Cash & Cash Equivalents	(4,965)	(28,116)
Cash & Cash Equivalents At Beginning of Period	11,302	40,191
Cash & Cash Equivalents At End of Period	6,337	12,075
Supplemental Disclosures
Cash Paid For Interest	2,286	2,573
Cash Paid For Income Taxes	$ 7,097	$ 6,966