2.4.0.80037 - Disclosure - Mergers and Acquisitions (Details Narrative)truefalseIn Thousands, except Share data, unless otherwise specifiedfalse1false USDfalsefalse$From2013-01-01to2013-06-30http://www.sec.gov/CIK0001005817duration2013-01-01T00:00:002013-06-30T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$From2012-01-01to2012-12-31http://www.sec.gov/CIK0001005817duration2012-01-01T00:00:002012-12-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$AsOf2012-06-30http://www.sec.gov/CIK0001005817instant2012-06-30T00:00:000001-01-01T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$4false USDtruefalseFrom2012-07-30to2012-08-01_custom_VISTFinancialMemberhttp://www.sec.gov/CIK0001005817duration2012-07-30T00:00:002012-08-01T00:00:00falsefalseVIST Financial Corp. ("VIST Financial")us-gaap_BusinessAcquisitionAxisxbrldihttp://xbrl.org/2006/xbrlditmp_VISTFinancialMemberus-gaap_BusinessAcquisitionAxisexplicitMemberSharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDPSharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170$5false USDtruefalse$AsOf2012-08-01_custom_VISTFinancialMember_us-gaap_CoreDepositsMemberhttp://www.sec.gov/CIK0001005817instant2012-08-01T00:00:000001-01-01T00:00:00falsefalseVIST Financial Corp. ("VIST Financial")us-gaap_BusinessAcquisitionAxisxbrldihttp://xbrl.org/2006/xbrlditmp_VISTFinancialMemberus-gaap_BusinessAcquisitionAxisexplicitMemberfalsefalseCore Deposits Intangibleus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CoreDepositsMemberus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$6false USDtruefalse$AsOf2012-08-01_custom_VISTFinancialMember_custom_CustomerIntangiblesMemberhttp://www.sec.gov/CIK0001005817instant2012-08-01T00:00:000001-01-01T00:00:00falsefalseVIST Financial Corp. ("VIST Financial")us-gaap_BusinessAcquisitionAxisxbrldihttp://xbrl.org/2006/xbrlditmp_VISTFinancialMemberus-gaap_BusinessAcquisitionAxisexplicitMemberfalsefalseCustomer Related Intangiblesus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisxbrldihttp://xbrl.org/2006/xbrlditmp_CustomerIntangiblesMemberus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_BusinessAcquisitionLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Business Acquisition [Line Items]2false 4us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse14000000001400000USD$falsetruefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of assets acquired at the acquisition date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 false2Total Assets3false 4tmp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansAndLeasestmp_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse889336000889336falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRefers to the acquisition of VIST Financial, recognized identifiable assets acquired and liabilities assumed loans and leases.No definition available.false2Loans and leases4false 4tmp_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDepositstmp_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse-1185235000-1185235falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRefers to the acquisition of VIST Financial, recognized identifiable assets acquired and liabilities assumed deposits.No definition available.false2Deposits5false 4tmp_MergerShareConversiontmp_falsenainstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse0.31270.3127USD$falsetruefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsenum:perShareItemTypedecimalThe conversion price of the company's common stock, on a share to share basis, for the acquisition and merger of VIST Financial.No definition available.false3Merger share conversion6false 4us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssuedus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse20936892093689falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesNumber of shares of equity interests issued or issuable to acquire entity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 false1Common stock issued, shares7false 4us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssignedus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse8219800082198falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryValue of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 false2Tompkins common stock issued8false 4tmp_AcquisitionCashPaymentsForVistFinancialEmployeeStockOptionstmp_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse12360001236falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRefers to the acquisition of VIST Financial, the cash payment made by the company for the retirement of VIST Financial employee stock options.No definition available.false2Cash payments for VIST Financial employee stock options9false 4tmp_AcquisitionFairValueOfVistFinancialEmployeeStockOptionstmp_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse11070001107falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRefers to the acquisition of VIST Financial, the fair value of VIST Financial employee stock options which were converted into options to purchase the company's common stock.No definition available.false2Fair value of VIST Financial employee stock options10false 4tmp_AcquisitionCashPaymentForVistFinancialTarpWarrantsAndAccruedInteresttmp_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse2645400026454falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryRefers to the acquisition of VIST Financial, the cash payment made by the company for VIST Financial TARP funds, warrants and accrued interest.No definition available.false2Cash payment for VIST Financial TARP, warrants and accrued interest11false 4us-gaap_IntangibleAssetsNetExcludingGoodwillus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1740000017400falsefalsefalse2truefalsefalse1864300018643falsefalsefalse3truefalsefalse37610003761falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse1070000010700falsefalsefalse6truefalsefalse53000005300falsefalsefalsexbrli:monetaryItemTypemonetarySum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Other intangible assets, net12false 4tmp_EstimatedUsefulLifeForAmortizationtmp_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse0010 yearsfalsefalsefalse6falsefalsefalse0015 yearsfalsefalsefalsexbrli:durationItemTypenaThe estimated useful life for amortization of intangibles.No definition available.false0Estimated useful life for amortization13false 4tmp_MergerRelatedExpensestmp_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse233000233USD$falsetruefalse2truefalsefalse1560000015600USD$falsetruefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryExpenses incurred in merger.No definition available.false2Merger and acquisition 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