Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Fair Value on a recurring basis - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Assets
Securities available-for-sale, Fair Value	$ 410,039	$ 435,284
Derivatives	1,906	798
Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value	975	15,150
Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	399,623	410,502
Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value	9,441	9,632
Federal agency obligations [Member]
Assets
Securities available-for-sale, Fair Value	47,534	56,022
Residential mortgage pass-through securities [Member]
Assets
Securities available-for-sale, Fair Value	190,551	181,891
Commercial mortgage pass-through securities [Member]
Assets
Securities available-for-sale, Fair Value	3,843	4,054
Obligations of U.S. states and political subdivisions [Member]
Assets
Securities available-for-sale, Fair Value	130,388	131,128
Corporate bonds and notes [Member]
Assets
Securities available-for-sale, Fair Value	25,962	29,693
Asset-backed securities [Member]
Assets
Securities available-for-sale, Fair Value	10,363	12,050
Certificates of deposit [Member]
Assets
Securities available-for-sale, Fair Value	423	625
Other securities [Member]
Assets
Securities available-for-sale, Fair Value	975	3,422
Trust preferred securities [Member]
Assets
Securities available-for-sale, Fair Value		4,671
Equity securities [Member]
Assets
Securities available-for-sale, Fair Value		11,728
Recurring [Member]
Assets
Securities available-for-sale, Fair Value	410,039	435,284
Equity securities	11,403
Derivatives	1,906	798
Assets: Available-for-sale, Fair Value	423,348	436,082
Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value	975	15,150
Equity securities	11,403
Derivatives
Assets: Available-for-sale, Fair Value	12,378	15,150
Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	399,623	410,502
Equity securities
Derivatives	1,906	798
Assets: Available-for-sale, Fair Value	401,529	411,300
Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value	9,441	9,632
Equity securities
Derivatives
Assets: Available-for-sale, Fair Value	9,441	9,632
Recurring [Member] | Federal agency obligations [Member]
Assets
Securities available-for-sale, Fair Value	47,534	56,022
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	47,534	56,022
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Residential mortgage pass-through securities [Member]
Assets
Securities available-for-sale, Fair Value	190,551	181,891
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	190,551	181,891
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Commercial mortgage pass-through securities [Member]
Assets
Securities available-for-sale, Fair Value	3,843	4,054
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	3,843	4,054
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member]
Assets
Securities available-for-sale, Fair Value	130,388	131,128
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	120,947	121,496
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value	9,441	9,632
Recurring [Member] | Corporate bonds and notes [Member]
Assets
Securities available-for-sale, Fair Value	25,962	29,693
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	25,962	29,693
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Asset-backed securities [Member]
Assets
Securities available-for-sale, Fair Value	10,363	12,050
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	10,363	12,050
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Certificates of deposit [Member]
Assets
Securities available-for-sale, Fair Value	423	625
Recurring [Member] | Other securities [Member]
Assets
Securities available-for-sale, Fair Value	975	3,422
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value	975	3,422
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value	423	625
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Trust preferred securities [Member]
Assets
Securities available-for-sale, Fair Value		4,671
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value		4,671
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Equity securities [Member]
Assets
Securities available-for-sale, Fair Value		11,728
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 1 [Member]
Assets
Securities available-for-sale, Fair Value		11,728
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 2 [Member]
Assets
Securities available-for-sale, Fair Value
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 3 [Member]
Assets
Securities available-for-sale, Fair Value