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The number of financing receivables that have been modified by troubled debt restructurings during the current period.

No definition available.

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The number of financing receivables greater than 30 days past due that have been modified by troubled debt restructurings and that have been placed in the TDR status in the previous 12 months.

No definition available.

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The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings after the financing receivable has been modified during the current period.

No definition available.

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Namespace Prefix:	fnlc_
Data Type:	xbrli:monetaryItemType
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Financing Receivable, Number Of Loans Classified As Troubled Debt Restructurings Involved In Foreclosure

No definition available.

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The number of loans classified as troubled debt restructurings that are involved in bankruptcy as of the balance sheet date.

No definition available.

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The number of loans classified as troubled debt restructurings that were on non-accrual status as of the balance sheet date.

No definition available.

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Data Type:	xbrli:integerItemType
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Financing Receivable, Number of Loans Classified As Troubled Debt Restructurings Classified As NonAccrual

No definition available.

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Financing receivables that are greater than 30 days past due.

No definition available.

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Loans classified as troubled debt restructurings that are involved in foreclosure as of the balance sheet date.

No definition available.

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Mortgage Loans in Process of Foreclosure, Number

No definition available.

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Number Of Days Past Due

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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

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Number of financing receivables that have been modified by troubled debt restructurings.

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The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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