XML 46 R35.htm IDEA: XBRL DOCUMENT
v3.19.1

Business Combinations (Details) - USD ($) $ / shares in Units, $ in Millions | May 01, 2019 | Apr. 23, 2019 | Apr. 02, 2019 | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | --- | ---
First South Bancorp |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Assets |  |  |  | $ 236.0 |
Deposits |  |  |  | 206.1 |
Loans |  |  |  | 183.3 |
First South Bancorp | Subsequent Event |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Share price (usd per share) | $ 1.15 |  |  |  |
Consideration | $ 37.5 |  |  |  |
Entegra Financial |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Assets |  |  |  |  | $ 1,700.0
Deposits |  |  |  |  | 1,300.0
Loans |  |  |  |  | $ 1,100.0
Entegra Financial | Subsequent Event |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Share price (usd per share) |  | $ 30.18 |  |  |
Consideration |  | $ 219.8 |  |  |
Biscayne Bancshares |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Assets |  |  |  | 1,020.0 |
Deposits |  |  |  | 788.2 |
Loans |  |  |  | $ 879.9 |
Biscayne Bancshares | Subsequent Event |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Share price (usd per share) |  |  | $ 25.05 |  |
Consideration |  |  | $ 118.9 |  |

X
- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deposits + References No definition available. + Details
Name: | fcnca_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits
Namespace Prefix: | fcnca_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Loans Receivable, Gross + References No definition available. + Details
Name: | fcnca_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedLoansReceivableGross
Namespace Prefix: | fcnca_
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_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6578-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of assets acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fcnca_FirstSouthBancorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fcnca_EntegraFinancialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fcnca_BiscayneBancsharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |