Deposits (Details 2) $ in Thousands	Dec. 31, 2017 USD ($)
Summary of time deposits of $100,000 or more by remaining maturities
Three months or less	$ 26,574
Three to six months	12,660
Six to twelve months	4,870
One through five years	18,114
Over five years	4,018
Total	66,236
Certificates of Deposit
Summary of time deposits of $100,000 or more by remaining maturities
Three months or less	11,375
Three to six months	4,698
Six to twelve months	1,678
One through five years	13,527
Over five years	3,249
Total	34,527
Other Time Deposits
Summary of time deposits of $100,000 or more by remaining maturities
Three months or less	15,199
Three to six months	7,962
Six to twelve months	3,192
One through five years	4,587
Over five years	769
Total	$ 31,709