Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020	Aug. 31, 2019
Income Statement [Abstract]
Revenues	$ 203,372	$ 236,190	$ 416,664	$ 525,313
Costs and Expenses
Cost of Revenue	157,278	183,504	328,363	406,520
Gross margin	46,094	52,686	88,301	118,793
Selling, general and administrative	26,749	30,479	54,639	65,612
Restructuring and impairment charges	18,693	0	18,693	0
Operating income	652	22,207	14,969	53,181
Interest expense	2,470	3,548	5,104	7,132
Other expense, net	92	686	1,547	1,110
Income (loss) before income taxes	(1,910)	17,973	8,318	44,939
Income tax expense (benefit)	(120)	2,415	4,567	8,097
Net income (loss)	$ (1,790)	$ 15,558	$ 3,751	$ 36,842
Earnings Per Common Share
Basic Earnings Per Share (usd per share)	$ (0.07)	$ 0.59	$ 0.14	$ 1.41
Diluted Earnings Per Share (usd per share)	(0.07)	0.59	0.14	1.40
Cash dividends declared per common share (usd per share)	$ 0.17	$ 0.17	$ 0.34	$ 0.34