Supplemental Cash Flow Information - Net Cash Flows from Operating Activities Reflect Cash Payments for Interest and Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2020	Feb. 28, 2019	Feb. 28, 2018
Supplemental disclosure of cash flow information
Interest paid, net	$ 715	$ 1,109	$ 731
Income taxes paid, net	$ 14,470	$ 9,866	15,468
Noncash investing and financing activities
Reclassification of the income tax effects of the Tax Act			$ 2,847