XML 64 R52.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans and Allowance for Loan Losses - Details on Allowance for Loan Losses and Recorded Investment by Loan Classification and Impairment Evaluation Method (Details) - USD ($) | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | --- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | $ 72,399,000 |  | $ 63,147,000 |  |  |
Individually evaluated for impairment |  | 2,328,000 |  | 2,198,000 |  |  |
Total allowance for loan losses |  | 75,670,000 | $ 70,204,000 | 67,240,000 | $ 61,944,000 | $ 58,350,000 | $ 58,980,000
Collectively evaluated for impairment |  | 16,926,358,000 |  | 15,531,482,000 |  |  |
Individually evaluated for impairment |  | 80,832,000 |  | 58,979,000 |  |  |
Loans |  | 17,042,853,000 |  | 15,633,116,000 |  |  |
Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 468,000 |  | 573,000 |  |  |
Loans acquired with deteriorated credit quality |  | 35,663,000 |  | 42,655,000 |  |  |
Commercial real estate - mortgage |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | 23,394,000 |  | 20,753,000 |  |  |
Individually evaluated for impairment |  | 1,092,000 |  | 95,000 |  |  |
Total allowance for loan losses |  | 24,848,000 | 22,688,000 | 21,188,000 | 16,002,000 | 14,168,000 | 13,655,000
Collectively evaluated for impairment |  | 6,965,272,000 |  | 6,630,593,000 |  |  |
Individually evaluated for impairment |  | 39,268,000 |  | 18,214,000 |  |  |
Loans |  | 7,024,639,000 |  | 6,669,610,000 |  |  |
Commercial real estate - mortgage | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 362,000 |  | 340,000 |  |  |
Loans acquired with deteriorated credit quality |  | 20,099,000 |  | 20,803,000 |  |  |
Consumer real estate - mortgage |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | 5,323,000 |  | 4,460,000 |  |  |
Individually evaluated for impairment |  | 433,000 |  | 410,000 |  |  |
Total allowance for loan losses |  | 5,853,000 | 5,100,000 | 5,031,000 | 7,835,000 | 7,219,000 | 6,564,000
Collectively evaluated for impairment |  | 2,671,404,000 |  | 2,534,996,000 |  |  |
Individually evaluated for impairment |  | 17,593,000 |  | 12,172,000 |  |  |
Loans |  | 2,699,399,000 |  | 2,561,214,000 |  |  |
Consumer real estate - mortgage | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 97,000 |  | 161,000 |  |  |
Loans acquired with deteriorated credit quality |  | 10,402,000 |  | 14,046,000 |  |  |
Construction and land development |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | 10,944,000 |  | 8,879,000 |  |  |
Individually evaluated for impairment |  | 33,000 |  | 66,000 |  |  |
Total allowance for loan losses |  | 10,984,000 | 10,116,000 | 8,962,000 | 5,126,000 | 4,441,000 | 3,624,000
Collectively evaluated for impairment |  | 2,127,279,000 |  | 1,896,553,000 |  |  |
Individually evaluated for impairment |  | 1,737,000 |  | 5,167,000 |  |  |
Loans |  | 2,133,646,000 |  | 1,908,288,000 |  |  |
Construction and land development | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 7,000 |  | 17,000 |  |  |
Loans acquired with deteriorated credit quality |  | 4,630,000 |  | 6,568,000 |  |  |
Commercial and industrial |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | 27,748,000 |  | 23,181,000 |  |  |
Individually evaluated for impairment |  | 588,000 |  | 1,627,000 |  |  |
Total allowance for loan losses |  | 28,338,000 | 26,648,000 | 24,863,000 | 24,235,000 | 22,912,000 | 24,743,000
Collectively evaluated for impairment |  | 4,799,396,000 |  | 4,116,677,000 |  |  |
Individually evaluated for impairment |  | 21,371,000 |  | 23,426,000 |  |  |
Loans |  | 4,821,299,000 |  | 4,141,341,000 |  |  |
Commercial and industrial | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 2,000 |  | 55,000 |  |  |
Loans acquired with deteriorated credit quality |  | 532,000 |  | 1,238,000 |  |  |
Consumer and other |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  | 4,990,000 |  | 5,874,000 |  |  |
Individually evaluated for impairment |  | 182,000 |  | 0 |  |  |
Total allowance for loan losses |  | 5,172,000 | 5,476,000 | 5,874,000 | 7,549,000 | 8,477,000 | 9,520,000
Collectively evaluated for impairment |  | 363,007,000 |  | 352,663,000 |  |  |
Individually evaluated for impairment |  | 863,000 |  | 0 |  |  |
Loans |  | 363,870,000 |  | 352,663,000 |  |  |
Consumer and other | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] | 0 |  | 0 |  |  |
Loans acquired with deteriorated credit quality |  | 0 |  | 0 |  |  |
Unallocated |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Collectively evaluated for impairment |  |  |  |  |  |  |
Individually evaluated for impairment |  |  |  |  |  |  |
Total allowance for loan losses |  | 475,000 | $ 176,000 | 1,322,000 | $ 1,197,000 | $ 1,133,000 | $ 874,000
Unallocated | Loans acquired with deteriorated credit quality (1) |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Total allowance for loan losses | [1] |  |  |  |  |  |
[1] | (1) Loans acquired with deteriorated credit quality are recorded at fair value at the time of acquisition. An allowance for loan losses is recorded resulting from subsequent credit deterioration.

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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_NotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditLossStatusAxis=us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=pnfp_CommercialandIndustrialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_UnallocatedFinancingReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |