XML 65 R54.htm IDEA: XBRL DOCUMENT v3.7.0.1

Allowance For Loan Losses (Composition Of The Allowance For Loan Losses) (Details) - USD ($) $ in Thousands		Mar. 31, 2017	Dec. 31, 2016
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		$ 1,091	$ 548
Allowance for loan losses collectively evaluated for impairment		48,831	50,076
Total ending allowance balance		49,922	50,624
Loans individually evaluated for impairment		70,099	70,415
Loans collectively evaluated for impairment		5,243,542	5,201,442
Total ending loan balance, net of accrued interest receivable		$ 5,313,641	$ 5,271,857
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		1.55637%	0.77824%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		0.93126%	0.96273%
Total ending allowance for loan losses balance as a percentage of loan balance		0.93951%	0.96027%
Recorded investment		$ 70,127	$ 70,426
Recorded investment collectively evaluated for impairment		5,257,963	5,216,404
Recorded Investment		5,328,090	5,286,830
Commercial Financial And Agricultural [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		596	152
Allowance for loan losses collectively evaluated for impairment		12,841	13,282
Total ending allowance balance		13,437	13,434
Loans individually evaluated for impairment		22,541	20,622
Loans collectively evaluated for impairment		972,836	973,997
Total ending loan balance, net of accrued interest receivable	[1]	$ 995,377	$ 994,619
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		2.64407%	0.73708%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		1.31996%	1.36366%
Total ending allowance for loan losses balance as a percentage of loan balance		1.34994%	1.35067%
Recorded investment		$ 22,542	$ 20,624
Recorded investment collectively evaluated for impairment		976,733	977,553
Recorded Investment	[1]	999,275	998,177
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		179	309
Allowance for loan losses collectively evaluated for impairment		10,102	10,123
Total ending allowance balance		10,281	10,432
Loans individually evaluated for impairment		22,708	24,465
Loans collectively evaluated for impairment		1,164,687	1,131,238
Total ending loan balance, net of accrued interest receivable	[1]	$ 1,187,395	$ 1,155,703
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		0.78827%	1.26303%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		0.86736%	0.89486%
Total ending allowance for loan losses balance as a percentage of loan balance		0.86584%	0.90265%
Recorded investment		$ 22,732	$ 24,474
Recorded investment collectively evaluated for impairment		1,168,533	1,135,390
Recorded Investment	[1]	1,191,265	1,159,864
Construction Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		32	0
Allowance for loan losses collectively evaluated for impairment		4,336	5,247
Total ending allowance balance		4,368	5,247
Loans individually evaluated for impairment		2,039	2,226
Loans collectively evaluated for impairment		163,195	186,719
Total ending loan balance, net of accrued interest receivable		$ 165,234	$ 188,945
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		1.5694%	0.00%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		2.65694%	2.81011%
Total ending allowance for loan losses balance as a percentage of loan balance		2.64352%	2.777%
Recorded investment		$ 2,041	$ 2,226
Recorded investment collectively evaluated for impairment		163,655	187,240
Recorded Investment		165,696	189,466
Residential Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		275	87
Allowance for loan losses collectively evaluated for impairment		10,470	10,871
Total ending allowance balance		10,745	10,958
Loans individually evaluated for impairment		22,802	23,102
Loans collectively evaluated for impairment		1,760,449	1,785,395
Total ending loan balance, net of accrued interest receivable		$ 1,783,251	$ 1,808,497
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		1.20603%	0.37659%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		0.59473%	0.60888%
Total ending allowance for loan losses balance as a percentage of loan balance		0.60255%	0.60592%
Recorded investment		$ 22,803	$ 23,102
Recorded investment collectively evaluated for impairment		1,763,491	1,788,714
Recorded Investment		1,786,294	1,811,816
Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		9	0
Allowance for loan losses collectively evaluated for impairment		11,082	10,553
Total ending allowance balance		11,091	10,553
Loans individually evaluated for impairment		9	0
Loans collectively evaluated for impairment		1,178,727	1,120,850
Total ending loan balance, net of accrued interest receivable		$ 1,178,736	$ 1,120,850
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		0.00%	0.00%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		0.94017%	0.94152%
Total ending allowance for loan losses balance as a percentage of loan balance		0.94092%	0.94152%
Recorded investment		$ 9	$ 0
Recorded investment collectively evaluated for impairment		1,181,845	1,124,235
Recorded Investment		1,181,854	1,124,235
Leases [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses individually evaluated for impairment		0	0
Allowance for loan losses collectively evaluated for impairment		0	0
Total ending allowance balance		0	0
Loans individually evaluated for impairment		0	0
Loans collectively evaluated for impairment		3,648	3,243
Total ending loan balance, net of accrued interest receivable		$ 3,648	$ 3,243
Allowance for loan losses as a percentage of loan balance individually evaluated for impairment		0.00%	0.00%
Allowance for loan losses as a percentage of loan balance collectively evaluated for impairment		0.00%	0.00%
Total ending allowance for loan losses balance as a percentage of loan balance		0.00%	0.00%
Recorded investment		$ 0	$ 0
Recorded investment collectively evaluated for impairment		3,706	3,272
Recorded Investment		$ 3,706	$ 3,272
[1] Included within each of commercial, financial and agricultural loans and commercial real estate loans is an immaterial amount of consumer loans that are not broken out by class.

X

- Definition

Loans And Leases Receivable, Ratio Of Allowance For Loan Losses To Total Loans

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRatioOfAllowanceForLoanLossesToTotalLoans
Namespace Prefix:	prk_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Loans And Leases Receivable, Ratio Of Allowance For Loan Losses To Total Loans, Collectively Evaluated for Impairment

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRatioOfAllowanceForLoanLossesToTotalLoansCollectivelyEvaluatedForImpairment
Namespace Prefix:	prk_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Loans And Leases Receivable, Ratio Of Allowance For Loan Losses To Total Loans, Individually Evaluated for Impairment

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRatioOfAllowanceForLoanLossesToTotalLoansIndividuallyEvaluatedForImpairment
Namespace Prefix:	prk_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Loans and Leases Receivable, Recorded Investment

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRecordedInvestment
Namespace Prefix:	prk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Loans And Leases Receivable, Recorded Investment, Collectively Evaluated for Impairment

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRecordedInvestmentCollectivelyEvaluatedForImpairment
Namespace Prefix:	prk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Loans And Leases Receivable, Recorded Investment, Individually Evaluated for Impairment

+ References

No definition available.

+ Details

Name:	prk_LoansAndLeasesReceivableRecordedInvestmentIndividuallyEvaluatedForImpairment
Namespace Prefix:	prk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=66008989&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=66008989&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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_FinancingReceivableAllowanceForCreditLossesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=66008989&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=66008989&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524

+ Details

Name:	us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prk_CommercialFinancialAndAgriculturalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=prk_ConstructionRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_FinanceLeasesPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: