Lease Obligations - Schedule of Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Aug. 31, 2019	Feb. 28, 2019
Operating Leases
Operating lease, right of use assets	$ 2,301	$ 0
Total operating lease right of use assets	2,301
Accrued expenses and other current liabilities	560
Operating lease liabilities, less current portion	1,762	0
Total operating lease liabilities	2,322
Finance Leases
Property, plant and equipment, gross	2,918
Accumulated depreciation	(1,130)
Total finance lease right of use assets	1,788
Accrued expenses and other current liabilities	672
Finance lease liabilities, less current portion	974	$ 516
Total finance lease liabilities	$ 1,646
Weighted Average Remaining Lease Term
Operating leases	4 years 6 months
Finance leases	3 years 10 months 24 days
Weighted Average Discount Rate
Operating leases	6.24%
Finance leases	3.87%