Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Nov. 30, 2013	Nov. 30, 2012
Cash Flows From: Operating Activities:
Net Income	$ 3,452	$ 7,642
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation, Amortization and Accretion	2,924	3,546
Equity in Results of Joint Venture	(114)	(204)
Deferred Income Taxes	1,680	3,462
Gain on Sales of Assets		(3,216)
Compensatory Effect of Stock Plans	628	460
Changes in Assets and Liabilities:
Receivables	(3,115)	(391)
Income Taxes Receivable	1,091	(1,341)
Prepaid Expenses	(266)	(112)
Inventories	2,364	(3,254)
Accounts Payable	2,448	(273)
Accrued Expenses	(1,085)	(90)
Pension and Postretirement Liabilities	(2,628)	(1,299)
Other, Net	(920)	(406)
Net Cash Provided by Operating Activities	6,459	4,524
Investing Activities:
Capital Expenditures	(4,615)	(3,465)
Investment in Research Entity	(210)
Proceeds from Sale of Assets		9,180
Net Cash Provided by (Used In) Investing Activities	(4,825)	5,715
Financing Activities:
Purchases of Treasury Stock		(2,333)
Restricted Cash	(1,123)
Issuance of Common Stock	455	4
Net Cash Used in Financing Activities	(668)	(2,329)
Effect of Exchange Rate Changes on Cash	(138)	(17)
Net Increase (Decrease) in Cash and Cash Equivalents	828	7,893
Cash and Cash Equivalents at Beginning of Period	37,508	28,201
Cash and Cash Equivalents at End of Period	38,336	36,094
Non-Cash Transactions:
Capital Expenditures in Accounts Payable at End of Period	303	797
Supplemental Cash Flow Disclosures:
Interest Paid	12	24
Income Taxes Paid (Refunded), Net	$ (1,413)	$ 1,818