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Preferred Stock (Details)
 12 Months Ended
Dec. 31, 2020
$ / shares
shares
Preferred Stock [Member]  
Class of Stock [Line Items]  
Preferred Stock, Shares Authorized 5,000,000
Preferred Class B [Member]  
Class of Stock [Line Items]  
Preferred Stock, Shares Authorized 60,000
Preferred Stock, Dividend Payment Rate, Variable 1,000
Preferred Stock, Voting Rights 1,000
Preferred Stock, Liquidation Preference Per Share | $ / shares $ 1,000