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Loans and Allowance for Loan Losses (Changes in Carrying Amount of Purchased Credit Impaired Loans and Related Accretable Yield) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018
Receivables [Abstract] |  |
Carrying Amount of Loans, Balance at beginning of period | $ 129,596 | $ 153,403
Carrying Amount of Loans, Payments received, net | (8,286) | (39,556)
Carrying Amount of Loans, Accretion | 3,584 | 15,749
Carrying Amount of Loans, Balance at end of period | 124,894 | 129,596
Accretable Yield, Balance at beginning of period | 37,294 | 62,517
Accretable Yield, Payments received, net | (1,100) | (5,779)
Accretable Yield, Accretion | (3,584) | (15,749)
Accretable Yield, Increase (decrease) in expected cash flows based on actual cash flow and changes in cash flow assumptions | (872) | (3,695)
Accretable Yield, Balance at end of period | $ 31,738 | $ 37,294

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- Definition Certain loans acquired in transfer not accounted for as debt securities accretable yield payment received net. + References No definition available. + Details
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- Definition Certain loans acquired in transfer not accounted for as debt securities, carrying amount, accretion. + References No definition available. + Details
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- Definition Certain loans acquired in transfer not accounted for as debt securities, payments received, net. + References No definition available. + Details
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- Definition Loans Accounted For Under ASC 310-30 + References No definition available. + Details
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- Definition Net Accretable Discount Decrease Increase In Expected Cash Flows Based On Actual Cash Flow And Changes In Cash Flow + References No definition available. + Details
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- Definition Amount of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82894507&loc=d3e13503-111538 + Details
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- Definition Amount of accretion recognized for the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities, with evidence of deterioration of credit quality. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82894507&loc=d3e13503-111538 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 + Details
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