Acquisitions and Preliminary Purchase Price Allocation Acquisitions and Preliminary Purchase Price Allocation Loans Acquired (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 07, 2018
Poage Bankshares, Inc.
Business Acquisition [Line Items]
Contractually required principal and interest	$ 20,528	$ 25,315
Contractual cash flows not expected to be collected (non-accretable difference)	(10,115)	(13,593)
Expected cash flows	10,413	11,722
Interest component of expected cash flows (accretable difference)	(2,349)	(2,375)
Carrying value of purchased credit-impaired loans acquired	8,064	9,347
Poage and Farmers
Business Acquisition [Line Items]
Outstanding balance	344,780	354,374
Less: fair value adjustment	(653)	(846)
Carrying value of acquired noncredit-impaired loans	$ 344,127	$ 353,528

Carrying Value of NonCredit Impaired Loans Acquired

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Fair Value Adjustment for NonCredit Impaired Loans Acquired

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Fair Value of NonCredit Impaired Loans Acquired

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The aggregate excess of a loan's cash flows expected to be collected over the investor's initial investment in the loan. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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The amount of the loan's contractually required payments receivable in excess of the amount of its cash flows expected to be collected. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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Amount of cash flows expected to be collected at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of contractually required payments receivable at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

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The recorded balance, net of any applicable reductions (for example, unamortized accretable yield and allowance for loan losses). This relates to loans not accounted for debt securities with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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