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Subsequent Events (Details)
$ / shares in Units, $ in Thousands
Jul. 26, 2021
Aircraft
Apr. 23, 2021
USD ($)
shares
Dec. 24, 2020
$ / shares
Payroll Support Program Grant Extension      
Subsequent Event [Line Items]      
Additional Proceeds Received from Payroll Support Program   $ 13,800  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares   924  
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares     $ 179.23
Debt Instrument, Face Amount   $ 1,700  
Subsequent Event | Capital Lease Obligations      
Subsequent Event [Line Items]      
Lease Agreement, Term 123 months    
Subsequent Event | Airbus A320 Aircraft Series      
Subsequent Event [Line Items]      
Capital Leased Assets, Number of Units | Aircraft 10