2.4.0.82108100 - Disclosure - Short-Term Borrowingstruefalsefalse1false falsefalseD2013Q2YTDhttp://www.sec.gov/CIK0000737210duration2013-01-01T00:00:002013-06-30T00:00:001true 1lnbb_DisclosureShortTermBorrowingsAdditionalInformationAbstractlnbb_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Disclosure Short Term Borrowings Additional Information [Abstract]2false 2us-gaap_ShortTermDebtTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;">Short-Term Borrowings</div><div style="line-height:120%;padding-top:6px;text-indent:32px;font-size:10pt;">The Bank has a line of credit for advances and discounts with the Federal Reserve Bank of Cleveland. The amount of this line of credit varies on a monthly basis. The line is equal to 50% of the balances of qualified home equity lines of credit that are pledged as collateral. At June 30, 2013, the Bank had pledged approximately $86,201 in qualifying home equity lines of credit, resulting in an available line of credit of approximately $43,101. No amounts were outstanding under the line of credit at June 30, 2013 or December 31, 2012. The Corporation also has a $6,000 line of credit with an unaffiliated financial institution. No amounts were outstanding under this line of credit at June 30, 2013 and December 31, 2012.</div><div style="line-height:120%;padding-top:12px;text-indent:32px;font-size:10pt;">Short-term borrowings include securities sold under repurchase agreements and Federal funds purchased from correspondent banks. At June 30, 2013 and December 31, 2012, the outstanding balance of securities sold under repurchase agreements totaled $1,859 and $1,115, respectively. No Federal funds were purchased as of June 30, 2013 and December 31, 2012.</div></div>falsefalsefalsenonnum:textBlockItemTypenaThe entire disclosure for short-term debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13 -Article 9 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 false0Short-Term BorrowingsfalseShort-Term BorrowingsUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.4lnb.com/role/ShortTermBorrowings12