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Commitments and Contingencies (Details Textual)
$ in Millions
Dec. 31, 2019
USD ($)
Security
Dec. 31, 2018
Commitments and Contingencies (Textual) [Abstract]    
Aggregate cash reserves for federal regulatory requirements $ 6.0  
Percentage of unsecured loans 0.23% 0.28%
Third party interest rate swap    
Commitments and Contingencies (Textual) [Abstract]    
Security pledged for collateral $ 2.8  
Third party interest rate swap | U.S. Government-sponsored mortgage-backed securities    
Commitments and Contingencies (Textual) [Abstract]    
Number of security owned and pledged as collateral | Security 2