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Acquisition of Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Apr. 20, 2018
Business Acquisition [Line Items]
Fair Value	$ 8,601	$ 10,965
PCI | GCFC/ABC Bank
Business Acquisition [Line Items]
Fair Value	8,601		$ 11,360
Contractually required principal and interest payments	13,254		19,447
Best estimate of contractual cash flows not expected to be collected	3,970		6,537
Best estimate of contractual cash flows expected to be collected	9,284		12,910
Non-PCI | GCFC/ABC Bank
Business Acquisition [Line Items]
Fair Value	126,482		216,234
Contractually required principal and interest payments	127,630		220,308
Best estimate of contractual cash flows not expected to be collected	500		2,511
Best estimate of contractual cash flows expected to be collected	$ 127,130		$ 217,797

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Amount of cash flows not 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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+ References

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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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