Income Taxes - Provision of Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2017
Income (loss) before income taxes:
Domestic	$ 48,261	$ 24,282	$ 74,972
Foreign	14,744	6,617	10,325
Income before income taxes	63,005	30,899	85,297
Current provision:
Federal	4,251	3,445	18,688
Foreign	2,829	1,958	2,751
State and local	986	964	1,290
Total current provision for income taxes	8,066	6,367	22,729
Deferred provision (benefit):
Federal	2,970	(20,220)	2,486
Foreign	539	100	(189)
State and local	222	(517)	(993)
Deferred Income Tax Expense (Benefit)	3,731	(20,637)	1,304
Total provision for income taxes	$ 11,797	$ (14,270)	$ 24,033