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v2.4.1.9

Note 11 - Fair Value Measurements (Details) - Financial Assets and Liabilities Measured On a Non-recurring Basis (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Dec. 31, 2014 | Dec. 31, 2013
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | $ 66,363 us-gaap_AssetsFairValueDisclosureNonrecurring |  |  |  | $ 76,234 us-gaap_AssetsFairValueDisclosureNonrecurring |  |  |
Asset Impairment Charges | 609 us-gaap_AssetImpairmentCharges |  | 294 us-gaap_AssetImpairmentCharges |  | 4,596 us-gaap_AssetImpairmentCharges |  | 3,344 us-gaap_AssetImpairmentCharges |
Commercial Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 11,749 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | 3,774 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Commercial Loans [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 11,749 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember |  |  |  | 3,774 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember |  |  |
Asset Impairment Charges |  |  |  |  | 17 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember |  | 5,731 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialLoansMember |
Commercial Mortgage Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 19,947 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | 25,029 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Commercial Mortgage Loans [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 19,947 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember |  |  |  | 25,029 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember |  |  |
Asset Impairment Charges | 56 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember |  |  |  | 3,914 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember |  | 125 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_CommercialMortgageLoansMember |
Residential Mortgage and Equity Lines [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 14,318 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | 13,126 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Residential Mortgage and Equity Lines [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 14,318 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember |  |  |  | 13,126 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember |  |  |
Asset Impairment Charges | 148 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember |  |  |  | 27 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember |  | 213 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ResidentialMortgageAndEquityLinesMember |
Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 46,014 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | 49,554 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Impaired Loans [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 46,014 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember |  |  |  | 49,554 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember |  |  |
Asset Impairment Charges | 204 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember |  |  |  | 3,958 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember |  | 6,069 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ImpairedLoansMember |
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring |  | [1] |  |  |  | [2] |  |
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 10,868 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [1] |  |  | 16,458 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member | [2] |  |
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 4,110 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [1] |  |  | 4,110 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member | [2] |  |
Other Real Estate Owned [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 14,978 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [1] |  |  | 20,568 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [2] |  |
Asset Impairment Charges | 181 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [1] | 183 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [1] | 202 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [2] | (3,134)us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_OtherRealEstateOwnedMember | [2]
Investments in Venture Capital [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 5,371 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | 5,495 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Investments in Venture Capital [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 5,371 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |  |  |  | 5,495 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |  |  |
Asset Impairment Charges | 224 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |  | 111 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |  | 436 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |  | 409 us-gaap_AssetImpairmentCharges / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_InvestmentsInVentureCapitalMember |
Construction - Other Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring |  |  |  |  | 7,625 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ConstructionOtherLoansMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Construction - Other Loans [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring |  |  |  |  | 7,625 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_ConstructionOtherLoansMember |  |  |
Equity Investments [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring |  |  |  |  | 617 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_EquityInvestmentsMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
Equity Investments [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring |  |  |  |  | 617 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = caty_EquityInvestmentsMember |  |  |
Fair Value, Inputs, Level 2 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | 10,868 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  |  |  | 16,458 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member |  |  |
Fair Value, Inputs, Level 3 [Member] |  |  |  |  |  |  |  |
Impaired loans by type: |  |  |  |  |  |  |  |
Assets Fair Value Disclosure Nonrecurring | $ 55,495 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |  | $ 59,776 us-gaap_AssetsFairValueDisclosureNonrecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member |  |  |
[1] | Other real estate owned balance of $30.8 million in the condensed consolidated balance sheet is net of estimated disposal costs.
[2] | Other real estate owned balance of $31.5 million in the consolidated balance sheet is net of estimated disposal costs.

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
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