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Class A Preferred Stock (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2014
Apr. 01, 2021
Mar. 31, 2016
Mar. 31, 2014
Class of Stock [Line Items]                
Preferred Stock, Dividend Rate, Per-Dollar-Amount $ 1.25       $ 1.875      
Mandatorily Redeemable Preferred Stock, Fair Value Disclosure             $ 28.75 $ 25.00
Dividends Payable     $ 1,700,000 $ 1,600,000        
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right 6       6      
Preferred Stock, Redemption Price Per Share $ 4.00       $ 4.00      
Convertible Preferred Stock, Shares Issued upon Conversion 1,392,975   222,876   1,392,975      
Conversion of Stock, Amount Converted     $ 0 1,000,000        
Preferred Stock, Value, Issued     7,300,000 $ 7,200,000        
Dividends     $ 5,600,000          
Redeemable Convertible Preferred Stock [Member]                
Class of Stock [Line Items]                
Conversion of Stock, Shares Converted   40,000,000            
Common Class A [Member]                
Class of Stock [Line Items]                
Conversion of Stock, Shares Converted   250,000,000   250,000        
Additional Paid-in Capital [Member]                
Class of Stock [Line Items]                
Conversion of Stock, Amount Converted       $ 1,000,000        
Subsequent Event [Member]                
Class of Stock [Line Items]                
Dividends Payable           $ 2,600,000    
Temporary Equity, Aggregate Amount of Redemption Requirement           $ 8,217,000