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Foreclosed Assets (Details 1) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Summary of expenses related to foreclosed real estate |  |  |
Net loss (gain) on sale | $ (158) | $ (101) | $ (117)
Operating expenses, net of rental income | 176 | 24 | 69
Total | $ 18 | $ (77) | $ (48)

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- Definition Foreclosed real estate gain loss on sale. + References No definition available. + Details
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- Definition Foreclosed real estate gain loss on sale net. + References No definition available. + Details
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- Definition Foreclosed real estate operating expense net. + References No definition available. + Details
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Namespace Prefix: | ccne_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Details
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