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Long-Term Obligations (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
2014 | 147,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths |
2015 | 0us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo |
2016 | 10,725,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree |
2017 | 136,104,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour |
2018 | 0us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive |
Thereafter | 204,344,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive |
Total long-term obligations | 351,320,000us-gaap_LongTermDebt | 510,769,000us-gaap_LongTermDebt
Trust Preferred Securities | 128,500,000fcnca_TrustPreferredSecurities |
Junior Subordinated Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 132,939,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember |
Junior Subordinated Debt [Member] | Junior Subordinanted Debenture at 3 Month Libor Plus 1.75% Maturing June 30, 2036 [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 96,392,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinantedDebentureAt3MonthLiborPlus1Point75PercentMaturingJune302036Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember | 96,392,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinantedDebentureAt3MonthLiborPlus1Point75PercentMaturingJune302036Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember
Junior Subordinated Debt [Member] | Junior Subordinanted Debenture at 3 Month Libor Plus 1.75% Maturing June 30, 2036 [Member] | 3-month LIBOR [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 1.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinantedDebentureAt3MonthLiborPlus1Point75PercentMaturingJune302036Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember / fcnca_VariableRateTypeAxis = fcnca_Libor3MonthRateMember |
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 25 Percent Maturing June 15 2034 [Member] [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 26,547,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point25PercentMaturingJune152034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember | 0us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point25PercentMaturingJune152034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 25 Percent Maturing June 15 2034 [Member] [Member] | 3-month LIBOR [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point25PercentMaturingJune152034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember / fcnca_VariableRateTypeAxis = fcnca_Libor3MonthRateMember |
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 85 Percent Maturing April 7 2034 [Member] [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 10,000,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point85PercentMaturingApril72034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember | 0us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point85PercentMaturingApril72034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 85 Percent Maturing April 7 2034 [Member] [Member] | 3-month LIBOR [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 2.85%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = fcnca_JuniorSubordinatedDebentureAt3MonthLiborPlus2Point85PercentMaturingApril72034Member / us-gaap_LongtermDebtTypeAxis = us-gaap_JuniorSubordinatedDebtMember / fcnca_VariableRateTypeAxis = fcnca_Libor3MonthRateMember |
Subordinated Debt [Member] | Subordinated Notes Payable At 5 Point 125 Percent Maturing June 1 2015 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 5.125%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt5Point125PercentMaturingJune12015Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 0us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt5Point125PercentMaturingJune12015Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember | 125,000,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt5Point125PercentMaturingJune12015Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember
Subordinated Debt [Member] | Subordinated Notes Payable at 5.125% Maturing June 1, 2015 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 8.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt8Point00PercentMaturingJune12018Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 15,000,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt8Point00PercentMaturingJune12018Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember | 0us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_SubordinatedNotesPayableAt8Point00PercentMaturingJune12018Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SubordinatedDebtMember
Capital Lease Obligations [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 3,150,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = us-gaap_CapitalLeaseObligationsMember | 6,515,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = us-gaap_CapitalLeaseObligationsMember
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 160,268,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_RatesRangingFrom2PercentTo3Point88PercentAndMaturingThroughSeptember2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember | 240,283,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_RatesRangingFrom2PercentTo3Point88PercentAndMaturingThroughSeptember2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] | Minimum |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 2.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = fcnca_RatesRangingFrom2PercentTo3Point88PercentAndMaturingThroughSeptember2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] | Maximum |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 3.58%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = fcnca_RatesRangingFrom2PercentTo3Point88PercentAndMaturingThroughSeptember2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
Federal Home Loan Bank Advances [Member] | Rates Ranging from 4.74% and Maturity of July 2017 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 4.74%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = fcnca_RateOf4Point74PercentAndMaturityOfJuly2017Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 10,000,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_RateOf4Point74PercentAndMaturityOfJuly2017Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember | 10,000,000us-gaap_LongTermDebt / us-gaap_DebtInstrumentAxis = fcnca_RateOf4Point74PercentAndMaturityOfJuly2017Member / us-gaap_LongtermDebtTypeAxis = us-gaap_FederalHomeLoanBankAdvancesMember
Unamortized Acquisition Accounting Adjustments [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | (156,000)us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = fcnca_UnamortizedPurchaseAccountingAdjustmentsMember | 2,449,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = fcnca_UnamortizedPurchaseAccountingAdjustmentsMember
Other Long Term Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 30,119,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = fcnca_OtherLongTermDebtMember | $ 30,130,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = fcnca_OtherLongTermDebtMember

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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