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Derivative Instruments (Details) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2012 | Mar. 31, 2011 | Mar. 31, 2008
Derivative Instruments [Abstract] |  |  |
Floating-rate subordinated note |  |  | $ 25,000,000
Interest rate swap's fair value included in other liabilities | (700,000) |  |
Variable rate on subordinated note | 2.47% |  |
Basis for determining variable rate on subordinated note | 3-month LIBOR plus 200 basis points |  |
Fixed rate on interest rate swap paid by Park | 6.01% |  |
Fixed rate on the interest rate swap | 4.01% |  |
Basis for determining variable rate on interest rate swap | 4.01% fixed rate on the interest rate swap plus 200 basis points |  |
Change in fair value of interest rate swap, Net-of-tax amount | 113,000 | 133,000 |
Unrealized net holding gain (loss) on cash flow hedge, Tax expense (benefit) | 60,000 | 71,000 |
Mortgage loan interest rate lock commitments outstanding | 16,000,000 |  |
Fair value of the derivative instruments | 169,000 |  |
Fair value of the swap liability | $ 135,000 |  |

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- Definition Total monetary amount specified by the derivative asset(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Notional Amount -URI http://asc.fasb.org/extlink&oid=6519104 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959 + Details
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- Definition Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -Clause 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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