XML 58 R33.htm IDEA: XBRL DOCUMENT
v2.3.0.15

Investment Securities (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2011
Investment Securities [Abstract] |
Schedule Of Investment Securities |
Securities Available-for-Sale |  | Amortized Cost |  |  | Gross Unrealized Holding Gains |  |  | Gross Unrealized Holding Losses |  |  | Estimated Fair Value |
Obligations of U.S. Treasury and other U.S. Government sponsored entities |  | $ | 223,459 |  |  | $ | 1,358 |  |  | $ | - |  |  | $ | 224,817 |
Obligations of states and political subdivisions |  |  | 3,615 |  |  |  | 109 |  |  |  | - |  |  |  | 3,724 |
U.S. Government sponsored entities asset-backed securities |  |  | 544,648 |  |  |  | 22,100 |  |  |  | - |  |  |  | 566,748 |
Other equity securities |  |  | 1,188 |  |  |  | 717 |  |  |  | 31 |  |  |  | 1,874 |
Total |  | $ | 772,910 |  |  | $ | 24,284 |  |  | $ | 31 |  |  | $ | 797,163 |
Securities Held-to-Maturity |  | Amortized Cost |  |  | Gross Unrealized Holding Gains |  |  | Gross Unrealized Holding Losses |  |  | Estimated Fair Value |
Obligations of states and political subdivisions |  | $ | 1,992 |  |  | $ | 7 |  |  | $ | - |  |  | $ | 1,999 |
U.S. Government sponsored entities asset-backed securities |  |  | 841,584 |  |  |  | 17,971 |  |  |  | 185 |  |  |  | 859,370 |
Total |  | $ | 843,576 |  |  | $ | 17,978 |  |  | $ | 185 |  |  | $ | 861,369 |
Securities Available-for-Sale |  | Amortized cost |  |  | Gross unrealized holding gains |  |  | Gross unrealized holding losses |  |  | Estimated fair value |
Obligations of U.S. Treasury and other U.S. Government sponsored entities |  | $ | 272,301 |  |  | $ | 2,968 |  |  | $ | 1,956 |  |  | $ | 273,313 |
Obligations of states and political subdivisions |  |  | 10,815 |  |  |  | 281 |  |  |  | 52 |  |  |  | 11,044 |
U.S. Government sponsored entities asset-backed securities |  |  | 990,204 |  |  |  | 30,633 |  |  |  | 9,425 |  |  |  | 1,011,412 |
Other equity securities |  |  | 938 |  |  |  | 858 |  |  |  | 43 |  |  |  | 1,753 |
Total |  | $ | 1,274,258 |  |  | $ | 34,740 |  |  | $ | 11,476 |  |  | $ | 1,297,522 |
Securities Held-to-Maturity |  | Amortized cost |  |  | Gross unrealized holding gains |  |  | Gross unrealized holding losses |  |  | Estimated fair value |
Obligations of states and political subdivisions |  | $ | 3,167 |  |  | $ | 7 |  |  | $ | - |  |  | $ | 3,174 |
U.S. Government sponsored entities asset-backed securities |  |  | 670,403 |  |  |  | 17,157 |  |  |  | 4,620 |  |  |  | 682,940 |
Total |  | $ | 673,570 |  |  | $ | 17,164 |  |  | $ | 4,620 |  |  | $ | 686,114
Schedule Of Unrealized Loss On Securities |
|  | Less than 12 months |  |  | 12 months or longer |  |  | Total |
Securities Available-for-Sale |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |
Other equity securities |  | $ | - |  |  | $ | - |  |  | $ | 80 |  |  | $ | 31 |  |  | $ | 80 |  |  | $ | 31 |
Securities Held-to-Maturity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government sponsored entities asset-backed securities |  | $ | 107,352 |  |  | $ | 185 |  |  | $ | - |  |  | $ | - |  |  | $ | 107,352 |  |  | $ | 185
| Less than 12 months |  |  | 12 months or longer |  |  | Total |
Securities Available-for-Sale |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |  |  | Fair value |  |  | Unrealized losses |
Obligations of U.S. Treasury and other U.S. Government sponsored entities |  | $ | 74,379 |  |  | $ | 1,956 |  |  | $ | - |  |  | $ | - |  |  | $ | 74,379 |  |  | $ | 1,956 |
Obligations of states and political subdivisions |  |  | 1,459 |  |  |  | 52 |  |  |  |  |  |  |  |  |  |  |  | 1,459 |  |  |  | 52 |
U.S. Government sponsored entities asset-backed securities |  |  | 418,156 |  |  |  | 9,425 |  |  |  | - |  |  |  | - |  |  |  | 418,156 |  |  |  | 9,425 |
Other equity securities |  |  | 74 |  |  |  | 29 |  |  |  | 221 |  |  |  | 14 |  |  |  | 295 |  |  |  | 43 |
Total |  | $ | 494,068 |  |  | $ | 11,462 |  |  | $ | 221 |  |  | $ | 14 |  |  | $ | 494,289 |  |  | $ | 11,476 |
Securities Held-to-Maturity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Government sponsored entities asset-backed securities |  | $ | 297,584 |  |  | $ | 4,620 |  |  | $ | - |  |  | $ | - |  |  | $ | 297,584 |  |  | $ | 4,620 |
Amortized Cost And Estimated Fair Value Of Investments In Debt Securities By Contractual Maturity |
(in thousands) |  | Amortized cost |  |  | Fair value |
Securities Available-for-Sale |  |  |  |  |  |
U.S. Treasury and sponsored entities notes: |  |  |  |  |  |
Due within one year |  | $ | 223,459 |  |  | $ | 224,817 |
Total |  | $ | 223,459 |  |  | $ | 224,817 |
Obligations of states and political subdivisions: |  |  |  |  |  |  |  |
Due within one year |  | $ | 2,315 |  |  | $ | 2,327 |
Due one through five years |  |  | 1,300 |  |  |  | 1,397 |
|  | $ | 3,615 |  |  | $ | 3,724 |
U.S. Government sponsored entities asset-backed securities: |  |  |  |  |  |  |  |
Total |  | $ | 544,648 |  |  | $ | 566,748 |
(in thousands) |  | Amortized cost |  |  | Fair value |
Securities Held-to-Maturity |  |  |  |  |  |
Obligations of state and political subdivisions: |  |  |  |
Due within one year |  | $ | 1,992 |  |  | $ | 1,999 |
Total |  | $ | 1,992 |  |  | $ | 1,999 |
U.S. Government sponsored entities asset-backed securities: |  |  |  |  |  |  |  |
Total |  | $ | 841,584 |  |  | $ | 859,370 |

X
- Definition Investment Securities + Details
Name: | prk_InvestmentSecuritiesAbstract
Namespace Prefix: | prk
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Contractual Maturity Of Debt Securities Table Text Block + Details
Name: | prk_ScheduleOfContractualMaturityOfDebtSecuritiesTableTextBlock
Namespace Prefix: | prk
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26626-111562 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2,12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27161-111563 + Details
Name: | us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix: | us-gaap
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 320 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 6 -Section 50 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27290-111563 + Details
Name: | us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration