Acquisitions and Preliminary Purchase Price Allocation Acquisitions and Preliminary Purchase Price Allocation Loans Acquired (Details) $ in Thousands	Dec. 07, 2018 USD ($)
Poage Bankshares, Inc. [Member]
Business Acquisition [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition	$ 25,315
Certain Loans Acquired in Transfer, Nonaccretable Difference	(13,977)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition	11,338
Certain Loans Acquired in Transfer, Accretable Yield	(2,375)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	8,963
Carrying Value of NonCredit Impaired Loans Acquired	295,425
Fair Value Adjustment for NonCredit Impaired Loans Acquired	(365)
Business Combination, Fair Value of Loans Acquired	304,023
Fair Value of NonCredit Impaired Loans Acquired	295,060
Poage and Farmers [Member]
Business Acquisition [Line Items]
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition	25,315
Certain Loans Acquired in Transfer, Nonaccretable Difference	(13,977)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition	11,338
Certain Loans Acquired in Transfer, Accretable Yield	(2,375)
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net	8,963
Carrying Value of NonCredit Impaired Loans Acquired	354,374
Fair Value Adjustment for NonCredit Impaired Loans Acquired	(837)
Business Combination, Fair Value of Loans Acquired	362,500
Fair Value of NonCredit Impaired Loans Acquired	353,537
Farmers Deposit Bancorp, Inc. [Member]
Business Acquisition [Line Items]
Carrying Value of NonCredit Impaired Loans Acquired	58,949
Fair Value Adjustment for NonCredit Impaired Loans Acquired	(472)
Business Combination, Fair Value of Loans Acquired	$ 58,477

Business Combination, Fair Value of Loans Acquired

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Carrying Value of 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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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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