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Loans (Details 2) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Receivables [Abstract]        
Beginning balance $ 86 $ 151 $ 93 $ 170
New loans purchased 0 0 0 0
Accretion of income (7) (19) (14) (38)
Ending balance $ 79 $ 132 $ 79 $ 132