0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Statements of Equity link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Description of Business and Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Recent Accounting Pronouncements link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Revenue from Contracts with Customers link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Acquisitions link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Property and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Goodwill and Other Intangible Assets link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Accruals and Other Current Liabilities link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Long‑Term Debt link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Executive Incentive Plans link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Retirement Plans link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Preferred and Common Stock link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Accumulated Other Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - Segment and Geographic Information link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - Other Income (Expense), Net link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - Realignment Costs link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - Net Income Per Share Attributable to Bentley Systems Stockholders link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Revenue from Contracts with Customers (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Property and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Accruals and Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Long‑Term Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Retirement Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Preferred and Common Stock (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Accumulated Other Comprehensive Loss (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Segment and Geographic Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Other Income (Expense), Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Realignment Costs (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Net Income Per Share Attributable to Bentley Systems Stockholders (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Software Development Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Advertising Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Schedule of Allowance for Doubtful Accounts (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Internal-Use Software Implementation Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Revenue from Contracts with Customers - Schedule of Revenue Disaggregation by Type (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Revenue from Contracts with Customers - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Revenue from Contracts with Customers - Schedule of Revenue Disaggregation by Location (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Revenue from Contracts with Customers - Contract Balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Revenue from Contracts with Customers - Costs to Obtain a Contract with a Customer (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Revenue from Contracts with Customers - Performance Obligation (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Revenue from Contracts with Customers - Performance Obligation (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Acquisitions - Schedule of Business Acquisitions Aggregate Details (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Acquisitions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Acquisitions - Schedule of Contingent Consideration Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Acquisitions - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Property and Equipment, Net - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment Useful Lives (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Goodwill and Other Intangible Assets - Schedule of Changes in the Carrying Amount of Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Goodwill and Other Intangible Assets - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Goodwill and Other Intangible Assets - Schedule of Intangible Assets Other than Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Goodwill and Other Intangible Assets - Schedule of Finite-lived Intangible Assets Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Goodwill and Other Intangible Assets - Schedule of Finite-Lived Intangible Assets, Future Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Investments - Schedule of Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Investments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Leases - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Leases - Schedule of Lease Cost (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Leases - Schedule of Other Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Leases - Schedule of Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Leases - Schedule of Maturities of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Accruals and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Long‑Term Debt - Schedule of Long-term Debt Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Long‑Term Debt - Schedule of Long-term Debt Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Long‑Term Debt - Credit Facilities Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Long‑Term Debt - Convertible Senior Notes Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Long‑Term Debt - Derivative Arrangements and Interest Expense, Net Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Long‑Term Debt - Schedule of Interest Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Long‑Term Debt - Schedule of Maturities of Long-term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Executive Incentive Plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Retirement Plans - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Retirement Plans - Schedule of Deferred Compensation Plan Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Preferred and Common Stock - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Preferred and Common Stock - Schedule of Dividends (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Accumulated Other Comprehensive Loss (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Stock-Based Compensation - 2020 Omnibus Incentive Plan Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Stock-Based Compensation - Restricted Stock and RSUs Activity Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Stock-Based Compensation - Schedule of Restricted Stock and RSUs Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - Stock-Based Compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - Stock-Based Compensation - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - Income Taxes - Schedule of Income before Income Tax, Domestic and International (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - Income Taxes - Schedule of Components of Income Tax (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - Income Taxes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - Income Taxes - Schedule of Operating Loss Carryforwards (Details) link:presentationLink link:calculationLink link:definitionLink 9955584 - Disclosure - Income Taxes - Schedule of Unrecognized Tax Benefits Rollfoward (Details) link:presentationLink link:calculationLink link:definitionLink 9955585 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955586 - Disclosure - Fair Value of Financial Instruments - Schedule of Fair Value of Financial Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955587 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955588 - Disclosure - Segment and Geographic Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955589 - Disclosure - Segment and Geographic Information - Reconciliation of Operating Income to Adjusted OI w/SBC (Details) link:presentationLink link:calculationLink link:definitionLink 9955590 - Disclosure - Segment and Geographic Information - Long-lived Assets by Geographic Areas (Details) link:presentationLink link:calculationLink link:definitionLink 9955591 - Disclosure - Other Income (Expense), Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955592 - Disclosure - Realignment Costs - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955593 - Disclosure - Realignment Costs - Schedule of Realignment Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955594 - Disclosure - Realignment Costs - Schedule of Realignment Costs Roll forward (Details) link:presentationLink link:calculationLink link:definitionLink 9955595 - Disclosure - Net Income Per Share Attributable to Bentley Systems Stockholders - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955596 - Disclosure - Net Income Per Share Attributable to Bentley Systems Stockholders - Schedule of Basic and Diluted Net Income Per Share Attributable to Bentley Systems Stockholders (Details) link:presentationLink link:calculationLink link:definitionLink