Fair Value Measurements (Details 2) - Unsecured Debt - Reported Value Measurement - USD ($) $ in Thousands	Nov. 30, 2020	Aug. 31, 2020	Feb. 29, 2020
Fair Value, Inputs, Level 2 [Member] | Revolving Credit Facility
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt Instrument, Fair Value Disclosure	$ 0	$ 150,000	$ 100,000
Fair Value, Inputs, Level 1 [Member] | DBJ Term Loan
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Debt Instrument, Fair Value Disclosure	$ 215,000	$ 215,000	$ 215,000