Leases Lease Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2019	Nov. 30, 2018	Feb. 28, 2019
Leases [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	8 years 3 months 3 days		8 years 3 months 3 days		9 years 2 months 23 days
Operating Lease, Cost	$ 4,803	$ 3,977	$ 13,717	$ 11,949
Operating Lease, Payments	2,234	1,998	6,640	5,851
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 4,385	$ 528	$ 7,534	$ 4,694
Operating Lease, Weighted Average Discount Rate, Percent	4.95%		4.95%		5.13%