XML 88 R66.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Investments (Aggregate Carrying And Approximate Market Values Of Available-For-Sale Securities) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Debt Securities, Available-for-sale [Line Items] |  |
Document Period End Date | Dec. 31, 2019 |
Securities available-for-sale, amortized cost | $ 794,117 | $ 732,853
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 18,210 | 3,153
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 2,221 | 14,210
Securities available-for-sale | 810,106 | 721,796
U.S. Government agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 500 | 5,713
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 2 | 20
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 0 | 0
Securities available-for-sale | 502 | 5,733
Obligations of states and political subdivisions |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 112,393 | 128,089
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 4,800 | 1,033
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 6 | 1,052
Securities available-for-sale | 117,187 | 128,070
U.S. Government agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 631,637 | 561,799
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 12,292 | 1,950
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 1,825 | 12,991
Securities available-for-sale | 642,104 | 550,758
Private label |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 10,896 | 11,948
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 589 | 95
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 0 | 0
Securities available-for-sale | 11,485 | 12,043
Trust preferred securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 4,781 | 4,774
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 27 | 25
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 347 | 0
Securities available-for-sale | 4,461 | 4,799
Corporate securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 31,669 | 16,795
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 500 | 30
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 43 | 167
Securities available-for-sale | 32,126 | 16,658
Debt Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 791,876 | 729,118
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 18,210 | 3,153
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 2,221 | 14,210
Securities available-for-sale | 807,865 | 718,061
Certificates of Deposit |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities available-for-sale, amortized cost | 2,241 | 3,735
Available-for-sale debt securities, accumulated gross unrealized gain, before tax | 0 | 0
Available-for-sale debt securities, accumulated gross unrealized loss, before tax | 0 | 0
Securities available-for-sale | $ 2,241 | $ 3,735

X
- Definition The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD. + References No definition available. + Details
Name: | dei_DocumentPeriodEndDate
Namespace Prefix: | dei_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesAmortizedCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USTreasuryAndGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_DebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CertificatesOfDepositMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |