Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2017	May 31, 2016
Income Statement [Abstract]
Net Sales	$ 205,283	$ 250,366
Costs and Expenses
Cost of Sales	157,901	185,238
Gross Profit	47,382	65,128
Selling, General and Administrative	27,359	28,819
Operating Income (Loss)	20,023	36,309
Interest Expense	3,360	3,925
Gain (Loss) on Disposition of Property Plant Equipment	100	110
Other Expense (Income) - net	(85)	(122)
Income Before Income Taxes	16,848	32,616
Income Tax Expense	4,786	10,427
Net Income	$ 12,062	$ 22,189
Earnings Per Common Share
Basic Earnings Per Share (usd per share)	$ 0.46	$ 0.86
Diluted Earnings Per Share (usd per share)	$ 0.46	$ 0.85