Variable Interest Entities - Additional Information (Details) - USD ($)	9 Months Ended	12 Months Ended
	Nov. 30, 2019	Feb. 28, 2019
Variable Interest Entity [Line Items]
Notes, Loans and Financing Receivable, Net, Noncurrent	1.50
Long-term debt, net of debt issuance costs	$ 6,019,000	$ 5,776,000
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Debt Instrument, Interest Rate During Period	2.50%	10.00%
Line of Credit Facility, Maximum Borrowing Capacity	$ 55,000,000
Long-term debt, net of debt issuance costs	$ 51,941,000