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FDIC Shared-Loss Receivable (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016
FDIC Shared-Loss Receivable [Abstract] |  |  |  |
Net payment to the FDIC for termination of shared-loss agreements | $ 0 | $ 285 |  |
Termination of FDIC shared-loss agreements | 0 | 240 |  |
Loss on termination of FDIC share-loss agreements | 0 | (45) |  |
FDIC shared-loss payable | 102,466 | 98,013 | $ 101,342 | $ 97,008
Net Impact from FDIC shared-loss termination | 0 | $ (45) |  |
Loans and Leases Receivable, Gross, Carrying Amount, Covered | $ 65,500 |  | $ 67,800 |

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- Definition FDIC Shared-Loss Receivable [Abstract] + References No definition available. + Details
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- Definition The net pre-tax earnings impact from the termination of FDIC loss share agreements + References No definition available. + Details
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- Definition Net Payment to the FDIC for Termination of Loss Share Agreements + References No definition available. + Details
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- Definition Payable to FDIC for Loss Share Agreements + References No definition available. + Details
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- Definition Amount of decreases to the indemnification asset due to disposals relating to loss sharing agreements with the Federal Deposit Insurance Corporation (FDIC). + References No definition available. + Details
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- Definition Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Definition Aggregate gross carrying amount of loans and leases receivable covered by loss sharing agreements. + References No definition available. + Details
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