0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Statements of Financial Condition link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Condensed Consolidated Statements of Financial Condition (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Statements of Income link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Condensed Consolidated Statements of Changes in Equity link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Condensed Consolidated Statements of Changes in Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Organization link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Restricted Cash link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Acquisitions link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Tax Receivable Agreement link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Non-Controlling Interests link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Fair Value of Financial Instruments and Other Assets link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Credit Risk link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Regulatory Capital Requirements link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Business Segment and Geographic Information link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Non-Controlling Interests (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Fair Value of Financial Instruments and Other Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Regulatory Capital Requirements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Business Segment and Geographic Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Organization (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Significant Accounting Policies - Furniture, Equipment, Purchased Software, Leasehold Improvements and Software Development Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Significant Accounting Policies - Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Significant Accounting Policies - Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Significant Accounting Policies - Translation of Foreign Currency and Exchange Derivative Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Acquisitions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Acquisitions - Unaudited Supplemental Pro Forma Financial Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Revenue - Schedule of Breakdown of Revenues Between Fixed and Variable Revenues (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Revenue - Schedule of Recognized Revenue and Remaining Deferred Revenue Balance (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Revenue - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Tax Receivable Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Non-Controlling Interests -Schedule of the Ownership Interest in Noncontrolling Interest (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Non-Controlling Interests - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Non-Controlling Interests - Schedule of the Impact on Equity Due to Changes in the Company’s Ownership Interest in Noncontrolling Interest (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans - Schedule of Outstanding Shares of Common Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans - Schedule of Significant Valuation Assumptions Used To Estimate The Grant Date Fair Value of PSUs (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Stockholders' Equity and Stock-Based Compensation Plans - Schedule of the Company’s Total Stock-based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Related Party Transactions - Schedule of Balances From Transactions with Affiliates Included in the Consolidated Statements (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Related Party Transactions - Schedule of Affiliates were Included in the Consolidated Statements of Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Fair Value of Financial Instruments and Other Assets - Financial Instruments Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Fair Value of Financial Instruments and Other Assets - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Fair Value of Financial Instruments and Other Assets - Canton Coin (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Fair Value of Financial Instruments and Other Assets - Changes in Fair Value for Level 3 (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Fair Value of Financial Instruments and Other Assets - Foreign Currency Forward Contracts (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Fair Value of Financial Instruments and Other Assets - Unrealized Gains (Losses) on Foreign Currency Forwards (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Fair Value of Financial Instruments and Other Assets - Financial Instruments Not Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Credit Risk (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Commitments and Contingencies - Schedule of Maturity of Lease Liabilities and Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Commitments and Contingencies - Schedule of Maturity of Lease Liabilities and Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Earnings Per Share - Schedule of Basic and Diluted Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Earnings Per Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Regulatory Capital Requirements - Schedule of Regulatory Capital Requirements and Schedule of Regulatory Capital Requirements (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Business Segment and Geographic Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Business Segment and Geographic Information - Schedule of Information Regarding Revenue by Client Sector (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Business Segment and Geographic Information - Schedule of Revenue and Long-Lived Assets by Geographic Location (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink