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Capital Ratios - Capital Ratios for Park and Each Subsidiary (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
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Park National Bank |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier 1 Risk-Based Capital | 9.83% | 10.13%
Tier One Risk Based Capital Required for Capital Adequacy | $ 310,560 | $ 191,817
Common Equity Tier 1 | 9.83% |
Common Equity Tier 1 Capital Required For Capital Adequacy | $ 232,920 |
Total Risk-Based | 11.37% | 11.74%
Capital Required for Capital Adequacy | $ 414,079 | $ 383,634
Leverage Capital Required For Capital Adequacy To Average Total Assets | 4.00% | 4.00%
Common Equity Tier 1 Capital | $ 508,763 |
Leverage Capital Required To Be Well Capitalized | $ 360,183 | $ 349,013
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets | 6.00% | 4.00%
Leverage Capital | $ 508,763 | $ 485,943
Tier One Risk Based Capital Required to be Well Capitalized | $ 414,079 | $ 287,725
Common Equity Tier 1 Capital Required For Capital Adequacy To Average Total Assets | 4.50% |
Common Equity Tier 1 Capital Required To Be Well Capitalized | $ 336,439 |
Leverage | 7.06% | 6.96%
Leverage Capital Required For Capital Adequacy | $ 288,147 | $ 279,210
Capital Required for Capital Adequacy to Risk Weighted Assets | 8.00% | 8.00%
Capital Required to be Well Capitalized | $ 517,599 | $ 479,542
Leverage Capital Required To Be Well Capitalized To Average Total Assets | 5.00% | 5.00%
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets | 8.00% | 6.00%
Tier One Risk Based Capital | $ 508,763 | $ 485,943
Common Equity Tier 1 Capital Required To Be Well Capitalized To Average Total Assets | 6.50% |
Capital Required to be Well Capitalized to Risk Weighted Assets | 10.00% | 10.00%
Risk Based Capital | $ 588,467 | $ 563,188
Park |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier 1 Risk-Based Capital | 12.82% | 13.39%
Tier One Risk Based Capital Required for Capital Adequacy | $ 314,310 | $ 195,411
Common Equity Tier 1 | 12.54% |
Common Equity Tier 1 Capital Required For Capital Adequacy | $ 235,732 |
Total Risk-Based | 14.49% | 15.14%
Capital Required for Capital Adequacy | $ 419,080 | $ 390,822
Leverage Capital Required For Capital Adequacy To Average Total Assets | 4.00% | 4.00%
Common Equity Tier 1 Capital | $ 656,664 |
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets | 6.00% | 4.00%
Leverage Capital | $ 671,664 | $ 654,339
Common Equity Tier 1 Capital Required For Capital Adequacy To Average Total Assets | 4.50% |
Leverage | 9.22% | 9.25%
Leverage Capital Required For Capital Adequacy | $ 291,449 | $ 282,992
Capital Required for Capital Adequacy to Risk Weighted Assets | 8.00% | 8.00%
Leverage Capital Required For Capital Adequacy plus capital conservation buffer To Average Total Assets | 4.00% |
Tier One Risk Based Capital Required For Capital Adequacy plus capital conservation buffer To Average Total Assets | 8.50% |
Common Equity Tier 1 Capital Required For Capital Adequacy plus capital conservation buffer To Average Total Assets | 7.00% |
Capital Required For Capital Adequacy plus capital conservation buffer To Average Total Assets | 10.50% |
Tier One Risk Based Capital | $ 671,664 | $ 654,339
Risk Based Capital | $ 758,988 | $ 739,517

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