Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Investment securities	$ 772,229	$ 784,139
Loans held for sale	20,268	19,254
Other equity investments	218	218
Assets measured at a fair value	793,693	807,349
Liabilities measured at a fair value	222	269
Interest Rate Swap [Member]
Derivative asset	873	3,781
Interest Rate Swap [Member] \| Derivative Financial Instruments, Assets [Member]
Derivative asset	908	3,727
Interest Rate Swap [Member] \| Derivative Financial Instruments, Liability [Member]
Derivative liability		222
US Agency Securities [Member]
Investment securities	239,019	256,345
Residential Mortgage Backed Securities [Member]
Investment securities	477,903	472,231
Loans held for sale	20,268	19,254
Municipal Bonds [Member]
Investment securities	45,533	45,769
Corporate Bonds [Member]
Investment securities	9,556	9,576
Mortgage Banking Derivative [Member]
Derivative asset	288	229
Derivative liability		269
Mortgage Banking Derivative [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative liability		269
Fair Value, Inputs, Level 2 [Member]
Investment securities	762,455	774,345
Loans held for sale	20,268	19,254
Assets measured at a fair value	783,631
Fair Value, Inputs, Level 2 [Member] \| Recurring [Member]
Assets measured at a fair value		797,326
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member]
Derivative asset	908	3,727
Derivative liability	222
Fair Value, Inputs, Level 2 [Member] \| US Agency Securities [Member]
Investment securities	239,019	256,345
Fair Value, Inputs, Level 2 [Member] \| Residential Mortgage Backed Securities [Member]
Investment securities	477,903	472,231
Fair Value, Inputs, Level 2 [Member] \| Municipal Bonds [Member]
Investment securities	45,533	45,769
Fair Value, Inputs, Level 3 [Member]
Investment securities	9,774	9,794
Other equity investments	218	218
Assets measured at a fair value	61,325
Derivative liability	222
Fair Value, Inputs, Level 3 [Member] \| Recurring [Member]
Assets measured at a fair value	10,062	10,023
Liabilities measured at a fair value	222	269
Fair Value, Inputs, Level 3 [Member] \| Corporate Bonds [Member]
Investment securities	9,556	9,576
Fair Value, Inputs, Level 3 [Member] \| Mortgage Banking Derivative [Member]
Derivative asset	$ 288	$ 229

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value of financial and nonfinancial obligations.

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