2.4.0.82107100 - Disclosure - Repurchase Agreements and Other Borrowingstruefalsefalse1false falsefalseD2013Q2YTDhttp://www.sec.gov/CIK0000700565duration2013-01-01T00:00:002013-06-30T00:00:001true 1fmbh_RepurchaseAgreementsAndOtherBorrowingsAbstractfmbh_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Repurchase Agreements and Other Borrowings [Abstract]2false 2fmbh_RepurchaseAgreementsAndOtherBorrowingsTextBlockfmbh_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Repurchase Agreements and Other Borrowings</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Securities sold under agreements to repurchase had a </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">decrease</font><font style="font-family:inherit;font-size:10pt;"> of </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$18.8 million</font><font style="font-family:inherit;font-size:10pt;"> during the first </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">six months</font><font style="font-family:inherit;font-size:10pt;"> of </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2013</font><font style="font-family:inherit;font-size:10pt;"> primarily due to the seasonal declines in balances of various customers.</font></div></div>falsefalsefalsenonnum:textBlockItemTypenaDisclosure of change in repurchase agreements, FHLB Advances and other borrowings.No definition available.false0Repurchase Agreements and Other BorrowingsfalseRepurchase Agreements and Other BorrowingsUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.firstmid.com/role/RepurchaseAgreementsAndOtherBorrowings12