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v2.4.1.9

Borrowings - Schedule of Remaining Borrowing Capacity with FHLB (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
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Dec. 31, 2014 | Dec. 31, 2013
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | $ 101,695 us-gaap_AdvancesFromFederalHomeLoanBanks | $ 65,000 us-gaap_AdvancesFromFederalHomeLoanBanks
Interest Rate 0.27% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 35,980 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateOneMember | 0 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateOneMember
Maturity date | May 01, 2015 |
Interest Rate 2.09% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 20,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTwoMember | 20,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTwoMember
Maturity date | Sep. 17, 2015 |
Interest Rate 4.60% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateThreeMember | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateThreeMember
Maturity date | Jun. 01, 2017 |
Interest Rate 4.02% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 5,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFourMember | 5,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFourMember
Maturity date | Aug. 07, 2017 |
Interest Rate 4.10% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 5,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFiveMember | 5,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFiveMember
Maturity date | Aug. 07, 2017 |
Interest Rate 4.47% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateSixMember | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateSixMember
Maturity date | Aug. 07, 2017 |
Interest Rate 3.97% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateSevenMember | 10,000 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateSevenMember
Maturity date | Oct. 10, 2017 |
Interest Rate 4.72% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 700 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateEightMember | 700 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateEightMember
Maturity date | Jul. 03, 2023 |
Interest Rate 4.31% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 2,167 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateNineMember | 2,280 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateNineMember
Maturity date | Sep. 05, 2023 |
Interest Rate 3.05% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 924 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTenMember | 0 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTenMember
Maturity date | Mar. 11, 2024 |
Interest Rate 5.24%[Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 513 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateElevenMember | 535 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateElevenMember
Maturity date | Jun. 11, 2024 |
Interest Rate 3.35% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 282 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTwelveMember | 302 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateTwelveMember
Maturity date | May 04, 2026 |
Interest Rate 4.00% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | 292 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateThirteenMember | 311 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateThirteenMember
Maturity date | Oct. 14, 2026 |
Interest Rate 3.23% [Member] |  |
Borrowings Under Repurchase Agreements [Line items] |  |
Borrowings | $ 837 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFourteenMember | $ 872 us-gaap_AdvancesFromFederalHomeLoanBanks / us-gaap_DebtInstrumentAxis = ccne_InterestRateFourteenMember
Maturity date | Feb. 11, 2033 |

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- Definition Federal home loan bank advances general debt obligations disclosures maturity date. + References No definition available. + Details
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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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