Consolidated Statement of Shareholders' Equity (Unaudited) - 9 months ended Nov. 30, 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	3,493	$ 15	3,478
Restricted Stock Units (shares)		12
Restricted Stock Units	(280)	$ 12	(292)
Stock Issued for Stock Appreciation Rights Shares		9
Stock Issued For Stock Appreciation Rights	(91)	$ 9	(100)
Employee Stock Purchase Plan (shares)		69
Employee Stock Purchase Plan	2,485	$ 69	2,416
Federal Income Tax Deducted on Stock Options and SARs	(496)		496
Cash Dividend Paid	11,606			(11,606)
Net Income	60,714
Foreign Currency Translation	(6,652)				(6,652)
Interest rate swap, net of $22 income tax	(41)				(41)
Balance at Nov. 30, 2015	$ 468,570	$ 25,837	$ 33,704	$ 438,554	$ (29,525)
Balance (shares) at Nov. 30, 2015		25,837