XML 154 R88.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Foreclosed Assets - Summary of Foreclosed Assets Activity (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Banking And Thrift [Abstract] |  |  |
Balance, beginning of year | $ 325 | $ 505 | $ 396
Additions | 1,151 | 750 | 249
Sales (at carrying value) | (490) | (930) | (140)
Balance, end of year | $ 986 | $ 325 | $ 505

X
- Definition Foreclosed real estate assets sold at carrying value. + References No definition available. + Details
Name: | ccne_ForeclosedRealEstateAssetsSoldAtCarryingValue
Namespace Prefix: | ccne_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Real estate acquired additions through foreclosure. + References No definition available. + Details
Name: | ccne_RealEstateAcquiredAdditionsThroughForeclosure
Namespace Prefix: | ccne_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_BankingAndThriftAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4437-111522 + Details
Name: | us-gaap_ForeclosedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant