Consolidated Statement of Shareholders' Equity (Unaudited) - 6 months ended Aug. 31, 2015 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Balance at Feb. 28, 2015	$ 420,052	$ 25,732	$ 27,706	$ 389,446	$ (22,832)
Balance (shares) at Feb. 28, 2015		25,732
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Compensation (shares)		15
Stock Compensation	2,523	$ 15	2,508
Restricted Stock Units (shares)		9
Restricted Stock Units	(187)	$ 9	(196)
Stock Issued for Stock Appreciation Rights Shares		8
Stock Issued For Stock Appreciation Rights	(69)	$ 8	(77)
Employee Stock Purchase Plan (shares)		30
Employee Stock Purchase Plan	1,086	$ 30	1,056
Federal Income Tax Deducted on Stock Options and SARs	45		(45)
Cash Dividend Paid	7,731			(7,731)
Net Income	37,167
Foreign Currency Translation	(5,160)				(5,160)
Interest rate swap, net of $15 income tax	(27)				(27)
Balance at Aug. 31, 2015	$ 447,609	$ 25,794	$ 30,952	$ 418,882	$ (28,019)
Balance (shares) at Aug. 31, 2015		25,794