Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May. 31, 2015	May. 31, 2014
Income Statement [Abstract]
Net Sales	$ 228,888	$ 216,126
Costs and Expenses
Cost of Sales	169,584	160,738
Gross Profit	59,304	55,388
Selling, General and Administrative	26,419	27,541
Operating Income (Loss)	32,885	27,847
Interest Expense	3,847	4,209
Gain (Loss) on Disposition of Property Plant Equipment	424	27
Other Expense (Income) - net	307	(31)
Income Before Income Taxes	29,155	23,696
Income Tax Expense	9,231	8,771
Net Income	$ 19,924	$ 14,925
Earnings Per Common Share
Basic Earnings Per Share (usd per share)	$ 0.77	$ 0.58
Diluted Earnings Per Share (usd per share)	$ 0.77	$ 0.58