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Summary of Significant Accounting Policies - Summary of Restricted Cash (Details) - USD ($)
$ in Thousands
Nov. 30, 2019
Feb. 28, 2019
Nov. 30, 2018
Feb. 28, 2018
Restricted Cash and Cash Equivalents Items [Line Items]        
Cash and cash equivalents, excluding amounts classified as held for sale $ 111,345 $ 4,343    
Total cash, cash equivalents and restricted cash 112,967 6,847 $ 8,088 $ 4,491
98.7FM LMA Restricted Cash        
Restricted Cash and Cash Equivalents Items [Line Items]        
Total restricted cash 1,397 1,504    
Cash Used To Secure The Company's Purchasing Card And Travel And Expense Programs        
Restricted Cash and Cash Equivalents Items [Line Items]        
Total restricted cash $ 225 $ 1,000