Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2020	May 31, 2019	Feb. 29, 2020	Mar. 01, 2019
Lessee, Lease, Description [Line Items]
Operating lease assets	$ 32,934		$ 32,645
Lease Liability	45,089	$ 47,223
Operating lease expense	1,600	1,600
Rent expense related to operating leases	2,100	$ 2,000
Operating cash flows from operating leases (in thousands)	$ 1,272
Accounting Standards Update 2016-02
Lessee, Lease, Description [Line Items]
Operating lease assets				$ 37,100
Lease Liability				$ 47,200
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease terms	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease terms	13 years