Deposits (Details 1) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Deposits [Abstract]
within 1 year	$ 107,625	$ 69,634
1 - 2 years	23,000	47,603
2 - 3 years	4,299	10,988
3 - 4 years	14,991	7,521
4 - 5 years	3,009	6,477
over 5 years	0	0
Total	$ 152,924	$ 142,223