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v2.4.1.9

Consolidated Statements Of Financial Condition (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
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Cash and cash equivalents: |  |
Cash and cash equivalents | $ 135,972us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 58,151us-gaap_CashAndCashEquivalentsAtCarryingValue
Securities available for sale, at fair value | 639,275us-gaap_AvailableForSaleSecurities | 622,494us-gaap_AvailableForSaleSecurities
Securities held to maturity, at amortized cost (fair value of $312,510 and $298,695, respectively) | 306,255us-gaap_HeldToMaturitySecurities | 294,438us-gaap_HeldToMaturitySecurities
Loans held for sale | 656us-gaap_LoansReceivableHeldForSaleNet | 755us-gaap_LoansReceivableHeldForSaleNet
Loans (net of allowance for loan losses of $27,191 and $27,637, respectively) | 1,895,763us-gaap_LoansAndLeasesReceivableNetReportedAmount | 1,884,365us-gaap_LoansAndLeasesReceivableNetReportedAmount
Company owned life insurance | 61,478us-gaap_BankOwnedLifeInsurance | 61,004us-gaap_BankOwnedLifeInsurance
Premises and equipment, net | 36,335us-gaap_PropertyPlantAndEquipmentNet | 36,394us-gaap_PropertyPlantAndEquipmentNet
Goodwill and other intangible assets, net | 68,396us-gaap_IntangibleAssetsNetIncludingGoodwill | 68,639us-gaap_IntangibleAssetsNetIncludingGoodwill
Other assets | 52,947us-gaap_OtherAssets | 63,281us-gaap_OtherAssets
Total assets | 3,197,077us-gaap_Assets | 3,089,521us-gaap_Assets
Deposits: |  |
Noninterest-bearing demand | 559,646us-gaap_NoninterestBearingDepositLiabilities | 571,260us-gaap_NoninterestBearingDepositLiabilities
Interest-bearing demand | 611,104us-gaap_InterestBearingDepositLiabilities | 490,190us-gaap_InterestBearingDepositLiabilities
Savings and money market | 922,093us-gaap_DepositsSavingsDeposits | 795,835us-gaap_DepositsSavingsDeposits
Certificates of deposit | 611,852us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits | 593,242us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits
Total deposits | 2,704,695us-gaap_Deposits | 2,450,527us-gaap_Deposits
Short-term borrowings | 175,573us-gaap_ShortTermBorrowings | 334,804us-gaap_ShortTermBorrowings
Other liabilities | 30,120us-gaap_OtherLiabilities | 24,658us-gaap_OtherLiabilities
Total liabilities | 2,910,388us-gaap_Liabilities | 2,809,989us-gaap_Liabilities
Shareholders' equity: |  |
Total preferred equity | 17,340us-gaap_PreferredStockValue | 17,340us-gaap_PreferredStockValue
Common stock, $0.01 par value; 50,000,000 shares authorized and 14,397,509 shares issued and outstanding | 144us-gaap_CommonStockValue | 144us-gaap_CommonStockValue
Additional paid-in capital | 72,191us-gaap_AdditionalPaidInCapital | 72,955us-gaap_AdditionalPaidInCapital
Retained earnings | 206,935us-gaap_RetainedEarningsAccumulatedDeficit | 203,312us-gaap_RetainedEarningsAccumulatedDeficit
Accumulated other comprehensive loss | (5,615)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (9,011)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Treasury stock, at cost 230,717 and 279,461 shares, respectively | (4,306)us-gaap_TreasuryStockValue | (5,208)us-gaap_TreasuryStockValue
Total shareholders' equity | 286,689us-gaap_StockholdersEquity | 279,532us-gaap_StockholdersEquity
Total liabilities and shareholders' equity | 3,197,077us-gaap_LiabilitiesAndStockholdersEquity | 3,089,521us-gaap_LiabilitiesAndStockholdersEquity
Series A 3% Preferred Stock [Member] |  |
Shareholders' equity: |  |
Total preferred equity | 149us-gaap_PreferredStockValue / us-gaap_StatementClassOfStockAxis = fisi_Series3PreferredStockMember | 149us-gaap_PreferredStockValue / us-gaap_StatementClassOfStockAxis = fisi_Series3PreferredStockMember
Series B-1 8.48% Preferred Stock [Member] |  |
Shareholders' equity: |  |
Total preferred equity | $ 17,191us-gaap_PreferredStockValue / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember | $ 17,191us-gaap_PreferredStockValue / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember

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- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 31 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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- Definition The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 10 -Article 9 + Details
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 1 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3044-108585 + Details
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- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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