Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2017	May 31, 2016
Income Statement [Abstract]
Net Sales	$ 208,551	$ 242,667
Costs and Expenses
Cost of Sales	159,285	179,340
Gross Profit	49,266	63,327
Selling, General and Administrative	27,359	28,819
Operating Income (Loss)	21,907	34,508
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	18,732	30,815
Income Tax Expense	5,492	9,752
Net Income	$ 13,240	$ 21,063
Earnings Per Common Share
Basic Earnings Per Share (usd per share)	$ 0.51	$ 0.81
Diluted Earnings Per Share (usd per share)	$ 0.51	$ 0.81