000100 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 010000 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION link:presentationLink link:calculationLink link:definitionLink 010100 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 020000 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 030000 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 040000 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 040100 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 050000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 060100 - Disclosure - ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 060200 - Disclosure - RESTRICTIONS ON CASH AND DUE FROM BANKS link:presentationLink link:calculationLink link:definitionLink 060300 - Disclosure - SECURITIES link:presentationLink link:calculationLink link:definitionLink 060400 - Disclosure - LOANS link:presentationLink link:calculationLink link:definitionLink 060500 - Disclosure - OTHER REAL ESTATE link:presentationLink link:calculationLink link:definitionLink 060600 - Disclosure - PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 060700 - Disclosure - GOODWILL AND OTHER INTANGIBLES link:presentationLink link:calculationLink link:definitionLink 060800 - Disclosure - DEPOSITS link:presentationLink link:calculationLink link:definitionLink 060900 - Disclosure - OTHER BORROWINGS link:presentationLink link:calculationLink link:definitionLink 061000 - Disclosure - SUBORDINATED DEBT AND DEBENTURES link:presentationLink link:calculationLink link:definitionLink 061100 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES link:presentationLink link:calculationLink link:definitionLink 061200 - Disclosure - SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE link:presentationLink link:calculationLink link:definitionLink 061300 - Disclosure - INCOME TAX link:presentationLink link:calculationLink link:definitionLink 061400 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS link:presentationLink link:calculationLink link:definitionLink 061500 - Disclosure - OTHER NON-INTEREST INCOME link:presentationLink link:calculationLink link:definitionLink 061600 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 061700 - Disclosure - RELATED PARTY TRANSACTIONS link:presentationLink link:calculationLink link:definitionLink 061800 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 061900 - Disclosure - CONCENTRATIONS OF CREDIT RISK link:presentationLink link:calculationLink link:definitionLink 062000 - Disclosure - REGULATORY MATTERS link:presentationLink link:calculationLink link:definitionLink 062100 - Disclosure - FAIR VALUE DISCLOSURES link:presentationLink link:calculationLink link:definitionLink 062200 - Disclosure - FAIR VALUES OF FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 062300 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) link:presentationLink link:calculationLink link:definitionLink 062400 - Disclosure - INDEPENDENT BANK CORPORATION (PARENT COMPANY ONLY) FINANCIAL INFORMATION link:presentationLink link:calculationLink link:definitionLink 062500 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS link:presentationLink link:calculationLink link:definitionLink 070100 - Disclosure - ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 080100 - Disclosure - ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 080300 - Disclosure - SECURITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 080400 - Disclosure - LOANS (Tables) link:presentationLink link:calculationLink link:definitionLink 080500 - Disclosure - OTHER REAL ESTATE (Tables) link:presentationLink link:calculationLink link:definitionLink 080600 - Disclosure - PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 080700 - Disclosure - GOODWILL AND OTHER INTANGIBLES (Tables) link:presentationLink link:calculationLink link:definitionLink 080800 - Disclosure - DEPOSITS (Tables) link:presentationLink link:calculationLink link:definitionLink 080900 - Disclosure - OTHER BORROWINGS (Tables) link:presentationLink link:calculationLink link:definitionLink 081000 - Disclosure - SUBORDINATED DEBT AND DEBENTURES (Tables) link:presentationLink link:calculationLink link:definitionLink 081100 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 081200 - Disclosure - SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 081300 - Disclosure - INCOME TAX (Tables) link:presentationLink link:calculationLink link:definitionLink 081400 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS (Tables) link:presentationLink link:calculationLink link:definitionLink 081500 - Disclosure - OTHER NON-INTEREST INCOME (Tables) link:presentationLink link:calculationLink link:definitionLink 081600 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 081700 - Disclosure - RELATED PARTY TRANSACTIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 081800 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 082000 - Disclosure - REGULATORY MATTERS (Tables) link:presentationLink link:calculationLink link:definitionLink 082100 - Disclosure - FAIR VALUE DISCLOSURES (Tables) link:presentationLink link:calculationLink link:definitionLink 082200 - Disclosure - FAIR VALUES OF FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 082300 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) link:presentationLink link:calculationLink link:definitionLink 082400 - Disclosure - INDEPENDENT BANK CORPORATION (PARENT COMPANY ONLY) FINANCIAL INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 082500 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) link:presentationLink link:calculationLink link:definitionLink 090100 - Disclosure - ACCOUNTING POLICIES, Nature of Operations (Details) link:presentationLink link:calculationLink link:definitionLink 090102 - Disclosure - ACCOUNTING POLICIES, Operating Segments (Details) link:presentationLink link:calculationLink link:definitionLink 090104 - Disclosure - ACCOUNTING POLICIES, Capitalized Mortgage Loan Servicing Rights (Details) link:presentationLink link:calculationLink link:definitionLink 090106 - Disclosure - ACCOUNTING POLICIES, Loan Revenue Recognition (Details) link:presentationLink link:calculationLink link:definitionLink 090110 - Disclosure - ACCOUNTING POLICIES, Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 090112 - Disclosure - ACCOUNTING POLICIES, Bank Owned Life Insurance (Details) link:presentationLink link:calculationLink link:definitionLink 090114 - Disclosure - ACCOUNTING POLICIES, Other Intangibles (Details) link:presentationLink link:calculationLink link:definitionLink 090116 - Disclosure - ACCOUNTING POLICIES, Common Stock (Details) link:presentationLink link:calculationLink link:definitionLink 090118 - Disclosure - ACCOUNTING POLICIES, Adoption of New Accounting Standards (Details) link:presentationLink link:calculationLink link:definitionLink 090200 - Disclosure - RESTRICTIONS ON CASH AND DUE FROM BANKS (Details) link:presentationLink link:calculationLink link:definitionLink 090300 - Disclosure - SECURITIES, Available for sale, Gross Unrealized Losses and Fair Values (Details) link:presentationLink link:calculationLink link:definitionLink 090302 - Disclosure - SECURITIES, Amortized Cost and Fair Value Securities Available for Sale Contractual Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 090304 - Disclosure - SECURITIES, Gains and Losses Realized on Sale of Securities Available for Sale (Details) link:presentationLink link:calculationLink link:definitionLink 090400 - Disclosure - LOANS, Loan Portfolios (Details) link:presentationLink link:calculationLink link:definitionLink 090402 - Disclosure - LOANS, Allowance for Credit Losses (Details) link:presentationLink link:calculationLink link:definitionLink 090404 - Disclosure - LOANS, Allowance for Credit Losses, Probable Incurred Loss Methodology (Details) link:presentationLink link:calculationLink link:definitionLink 090406 - Disclosure - LOANS, Receivables Past Due (Details) link:presentationLink link:calculationLink link:definitionLink 090408 - Disclosure - LOANS, Amortized Cost of Collateral-dependent Loans by Class (Details) link:presentationLink link:calculationLink link:definitionLink 090410 - Disclosure - LOANS, Aging Analysis of Loans by Class (Details) link:presentationLink link:calculationLink link:definitionLink 090412 - Disclosure - LOANS, Impaired Financing Receivables (Details) link:presentationLink link:calculationLink link:definitionLink 090414 - Disclosure - LOANS, Troubled Debt Restructurings (Details) link:presentationLink link:calculationLink link:definitionLink 090416 - Disclosure - LOANS, Non-TDR Loan Modifications and PPP Due to COVID-19 (Details) link:presentationLink link:calculationLink link:definitionLink 090418 - Disclosure - LOANS, Loan Ratings by Loan Class, Commercial (Details) link:presentationLink link:calculationLink link:definitionLink 090420 - Disclosure - LOANS, Credit Scores by Loan Class, Mortgage and Installment Segments, Current Period (Details) link:presentationLink link:calculationLink link:definitionLink 090422 - Disclosure - LOANS, Loan Ratings by Loan Class, Mortgage and Installment Segments (Details) link:presentationLink link:calculationLink link:definitionLink 090424 - Disclosure - LOANS, Loans Serviced for Others (Details) link:presentationLink link:calculationLink link:definitionLink 090500 - Disclosure - OTHER REAL ESTATE (Details) link:presentationLink link:calculationLink link:definitionLink 090600 - Disclosure - PROPERTY AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 090700 - Disclosure - GOODWILL AND OTHER INTANGIBLES (Details) link:presentationLink link:calculationLink link:definitionLink 090800 - Disclosure - DEPOSITS (Details) link:presentationLink link:calculationLink link:definitionLink 090900 - Disclosure - OTHER BORROWINGS (Details) link:presentationLink link:calculationLink link:definitionLink 091000 - Disclosure - SUBORDINATED DEBT AND DEBENTURES, Subordinated Debt (Details) link:presentationLink link:calculationLink link:definitionLink 091002 - Disclosure - SUBORDINATED DEBT AND DEBENTURES, Subordinated Debentures (Details) link:presentationLink link:calculationLink link:definitionLink 091100 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 091200 - Disclosure - SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE, Shareholders' Equity (Details) link:presentationLink link:calculationLink link:definitionLink 091202 - Disclosure - SHAREHOLDERS' EQUITY AND NET INCOME PER COMMON SHARE, Earnings Per Share Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 091300 - Disclosure - INCOME TAX (Details) link:presentationLink link:calculationLink link:definitionLink 091400 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS, Share Based Payment Plans (Details) link:presentationLink link:calculationLink link:definitionLink 091402 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS, Outstanding Stock Option Grants and Related Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 091404 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS, Outstanding Non-vested Stock and Related Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 091406 - Disclosure - SHARE BASED COMPENSATION AND BENEFIT PLANS, Options Exercised During the Periods (Details) link:presentationLink link:calculationLink link:definitionLink 091500 - Disclosure - OTHER NON-INTEREST INCOME (Details) link:presentationLink link:calculationLink link:definitionLink 091600 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS, Type of Hedge Designation and Fair Value of Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 091602 - Disclosure - DERIVATIVE FINANCIAL INSTRUMENTS, Effect on Statement of Operations (Details) link:presentationLink link:calculationLink link:definitionLink 091700 - Disclosure - RELATED PARTY TRANSACTIONS (Details) link:presentationLink link:calculationLink link:definitionLink 091800 - Disclosure - LEASES (Details) link:presentationLink link:calculationLink link:definitionLink 091802 - Disclosure - LEASES (Details) Calc 2 link:presentationLink link:calculationLink link:definitionLink 091900 - Disclosure - CONCENTRATIONS OF CREDIT RISK (Details) link:presentationLink link:calculationLink link:definitionLink 092000 - Disclosure - REGULATORY MATTERS (Details) link:presentationLink link:calculationLink link:definitionLink 092100 - Disclosure - FAIR VALUE DISCLOSURES, Significant Assumptions (Details) link:presentationLink link:calculationLink link:definitionLink 092102 - Disclosure - FAIR VALUE DISCLOSURES, Changes in Fair Value for Financial Assets (Details) link:presentationLink link:calculationLink link:definitionLink 092104 - Disclosure - FAIR VALUE DISCLOSURES, Reconciliation for all Assets and Liabilities Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Level 3) (Details) link:presentationLink link:calculationLink link:definitionLink 092106 - Disclosure - FAIR VALUE DISCLOSURES, Quantitative Information About Level 3 (Details) link:presentationLink link:calculationLink link:definitionLink 092108 - Disclosure - FAIR VALUE DISCLOSURES, Difference Between Aggregate Fair value and Aggregate Remaining Contractual Principal (Details) link:presentationLink link:calculationLink link:definitionLink 092200 - Disclosure - FAIR VALUES OF FINANCIAL INSTRUMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 092300 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS), Summary of Changes (Details) link:presentationLink link:calculationLink link:definitionLink 092302 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS), Reclassification Out of Each Component (Details) link:presentationLink link:calculationLink link:definitionLink 092400 - Disclosure - INDEPENDENT BANK CORPORATION (PARENT COMPANY ONLY) FINANCIAL INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 092500 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) link:presentationLink link:calculationLink link:definitionLink