Earnings per Share (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Nov. 30, 2015
Weighted average diluted securities
Weighted average shares outstanding, basic	27,484	28,129	27,700	28,361
Incremental shares from share-based payment arrangements	318	505	358	542
Weighted average shares outstanding, diluted	27,802	28,634	28,058	28,903
Employee and Directors stock options
Weighted average diluted securities
Dilutive securities (in shares)	325	505	401	553
Restricted stock (RSA)
Weighted average diluted securities
Dilutive securities (in shares)	163	269	163	292