Consolidated Statement of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Class A	Class B	Capital in Excess of Par Value	Treasury Stock	Accumulated Other Comprehensive (Loss) Income	Retained Earnings
Beginning balance at Feb. 28, 2009	$ 544,035	$ 37,043	$ 3,499	$ 449,085	$ (938,086)	$ (67,278)	$ 1,059,772
Net income	81,574						81,574
Other comprehensive income:
Foreign currency translation adjustment	22,467					22,467
Reclassification of currency translation adjustment for amounts recognized in income (net of tax of $0)	8,627					8,627
Pension and postretirement adjustments recognized in accordance with ASC 715 (net of tax of $5,837, $8,083 and $4,457 in 2010, 2011 and 2012, respectively)	6,366					6,366
Unrealized gain on available-for-sale securities (net of tax of $0)	3					3
Comprehensive income	119,037
Cash dividends - $0.36, $0.56 and $0.60 per share for the year 2010, 2011 and 2012 respectively	(14,124)						(14,124)
Sale of shares under benefit plans, including tax benefits	6,508	336		6,172
Purchase of treasury shares	(10,528)	(1,125)	(292)		(9,111)
Stock compensation expense	5,819			5,819
Stock grants and other	164	3	16		473		(328)
Ending balance at Feb. 28, 2010	650,911	36,257	3,223	461,076	(946,724)	(29,815)	1,126,894
Net income	87,018						87,018
Other comprehensive income:
Foreign currency translation adjustment	15,165					15,165
Pension and postretirement adjustments recognized in accordance with ASC 715 (net of tax of $5,837, $8,083 and $4,457 in 2010, 2011 and 2012, respectively)	12,303					12,303
Unrealized gain on available-for-sale securities (net of tax of $0)	1					1
Comprehensive income	114,487
Cash dividends - $0.36, $0.56 and $0.60 per share for the year 2010, 2011 and 2012 respectively	(22,354)						(22,354)
Sale of shares under benefit plans, including tax benefits	21,135	1,213	257	17,951	7,366		(5,652)
Purchase of treasury shares	(13,521)		(547)		(12,974)
Stock compensation expense	13,017			13,017
Stock grants and other	83		4	4	126		(51)
Ending balance at Feb. 28, 2011	763,758	37,470	2,937	492,048	(952,206)	(2,346)	1,185,855
Net income	57,198						57,198
Other comprehensive income:
Foreign currency translation adjustment	(5,006)					(5,006)
Reclassification of currency translation adjustment for amounts recognized in income (net of tax of $0)	2,594					2,594
Pension and postretirement adjustments recognized in accordance with ASC 715 (net of tax of $5,837, $8,083 and $4,457 in 2010, 2011 and 2012, respectively)	(7,074)					(7,074)
Unrealized gain on available-for-sale securities (net of tax of $0)	2					2
Comprehensive income	47,714
Cash dividends - $0.36, $0.56 and $0.60 per share for the year 2010, 2011 and 2012 respectively	(23,908)						(23,908)
Sale of shares under benefit plans, including tax benefits	13,549	1,054	314	10,117	11,042		(8,978)
Purchase of treasury shares	(84,708)	(4,514)	(412)		(79,782)
Stock compensation expense	10,982			10,982
Stock grants and other	71	1	3	16	108		(57)
Ending balance at Feb. 29, 2012	$ 727,458	$ 34,011	$ 2,842	$ 513,163	$ (1,020,838)	$ (11,830)	$ 1,210,110