XML 125 R110.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Fair Value Measurements Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Securities available for sale | $ 2,484,773 | $ 2,323,371
Equity securities |  |
Securities available for sale | 21,514 | 47,623
U.S. Government securities |  |
Securities available for sale | 0 | 200
U.S. Government sponsored agency securities |  |
Securities available for sale | 25,136 | 214
State and municipal securities |  |
Securities available for sale | 262,765 | 245,215
Corporate debt securities |  |
Securities available for sale | 96,955 | 98,034
Collateralized mortgage obligations |  |
Securities available for sale | 821,509 | 902,313
Mortgage-backed securities |  |
Securities available for sale | 1,158,835 | 928,831
Auction rate securities |  |
Securities available for sale | 98,059 | 100,941
Fair Value, Measurements, Recurring |  |
Mortgage loans held for sale | 16,886 | 17,522
Securities available for sale | 2,484,773 | 2,323,371
Other financial assets | 50,594 | 38,987
Total assets | 2,552,253 | 2,379,880
Other financial liabilities | 48,924 | 38,821
Fair Value, Measurements, Recurring | Equity securities |  |
Securities available for sale | 21,514 | 47,623
Fair Value, Measurements, Recurring | U.S. Government securities |  |
Securities available for sale |  | 200
Fair Value, Measurements, Recurring | U.S. Government sponsored agency securities |  |
Securities available for sale | 25,136 | 214
Fair Value, Measurements, Recurring | State and municipal securities |  |
Securities available for sale | 262,765 | 245,215
Fair Value, Measurements, Recurring | Corporate debt securities |  |
Securities available for sale | 96,955 | 98,034
Fair Value, Measurements, Recurring | Collateralized mortgage obligations |  |
Securities available for sale | 821,509 | 902,313
Fair Value, Measurements, Recurring | Mortgage-backed securities |  |
Securities available for sale | 1,158,835 | 928,831
Fair Value, Measurements, Recurring | Auction rate securities |  |
Securities available for sale | 98,059 | 100,941
Fair Value, Measurements, Recurring | Level 1 |  |
Mortgage loans held for sale | 0 | 0
Securities available for sale | 21,514 | 47,623
Other financial assets | 16,129 | 17,682
Total assets | 37,643 | 65,305
Other financial liabilities | 15,914 | 17,737
Fair Value, Measurements, Recurring | Level 1 | Equity securities |  |
Securities available for sale | 21,514 | 47,623
Fair Value, Measurements, Recurring | Level 1 | U.S. Government securities |  |
Securities available for sale |  | 0
Fair Value, Measurements, Recurring | Level 1 | U.S. Government sponsored agency securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | State and municipal securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Corporate debt securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Collateralized mortgage obligations |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Mortgage-backed securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 1 | Auction rate securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 2 |  |
Mortgage loans held for sale | 16,886 | 17,522
Securities available for sale | 2,361,864 | 2,166,899
Other financial assets | 34,465 | 21,305
Total assets | 2,413,215 | 2,205,726
Other financial liabilities | 33,010 | 21,084
Fair Value, Measurements, Recurring | Level 2 | Equity securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 2 | U.S. Government securities |  |
Securities available for sale |  | 200
Fair Value, Measurements, Recurring | Level 2 | U.S. Government sponsored agency securities |  |
Securities available for sale | 25,136 | 214
Fair Value, Measurements, Recurring | Level 2 | State and municipal securities |  |
Securities available for sale | 262,765 | 245,215
Fair Value, Measurements, Recurring | Level 2 | Corporate debt securities |  |
Securities available for sale | 93,619 | 90,126
Fair Value, Measurements, Recurring | Level 2 | Collateralized mortgage obligations |  |
Securities available for sale | 821,509 | 902,313
Fair Value, Measurements, Recurring | Level 2 | Mortgage-backed securities |  |
Securities available for sale | 1,158,835 | 928,831
Fair Value, Measurements, Recurring | Level 2 | Auction rate securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 |  |
Mortgage loans held for sale | 0 | 0
Securities available for sale | 101,395 | 108,849
Other financial assets | 0 | 0
Total assets | 101,395 | 108,849
Other financial liabilities | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Equity securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. Government securities |  |
Securities available for sale |  | 0
Fair Value, Measurements, Recurring | Level 3 | U.S. Government sponsored agency securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | State and municipal securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Corporate debt securities |  |
Securities available for sale | 3,336 | 7,908
Fair Value, Measurements, Recurring | Level 3 | Collateralized mortgage obligations |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Mortgage-backed securities |  |
Securities available for sale | 0 | 0
Fair Value, Measurements, Recurring | Level 3 | Auction rate securities |  |
Securities available for sale | $ 98,059 | $ 100,941

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51813488&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26610-111562 + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
Name: | us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of mortgage loans held-for-sale. + References No definition available. + Details
Name: | us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of other assets. + References No definition available. + Details
Name: | us-gaap_OtherAssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_CollateralizedMortgageObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_MortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_AuctionRateSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |