0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONSOLIDATED STATEMENTS OF INCOME link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Business and Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Investments in Affiliates and Affiliate Sponsored Investment Products link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Goodwill and Acquired Client Relationships link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Equity Method Investments in Affiliates link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Lease Commitments link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Fixed Assets link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Payables and Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Share-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Redeemable Non-Controlling Interests link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Affiliate Equity link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Benefit Plans link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - Segment and Geographic Information link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - Schedule II - Valuation and Qualifying Accounts link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Business and Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Goodwill and Acquired Client Relationships (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Equity Method Investments in Affiliates (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Lease Commitments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Fixed Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Payables and Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Share-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Redeemable Non-Controlling Interests (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Affiliate Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Comprehensive Income (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Segment and Geographic Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Business and Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Investments - Schedule of Investments in Marketable Securities and Other Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Investments - Cost, Gross Unrealized Gains and Losses and Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Investments - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Investments - Debt Securities, Available-for-Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Investments - Investments Measured at NAV as a Practical Expedient (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Investments - Investments without Readily Determinable Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Investments - Schedule of Changes in Other Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Fair Value Measurements - Changes in Level 3 Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Fair Value Measurements - Quantitative Information used in Valuing Level 3 Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Fair Value Measurements - Other Financial Liabilities Not Carried at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Investments in Affiliates and Affiliate Sponsored Investment Products (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Debt - Schedule of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Debt - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Debt - Principal Terms of Senior and Junior Subordinated Notes (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Debt - Schedule of Convertible Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Commitments and Contingencies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Goodwill and Acquired Client Relationships - Schedule of Changes in Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Goodwill and Acquired Client Relationships - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Goodwill and Acquired Client Relationships - Schedule of Changes in Acquired Client Relationships (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Equity Method Investments in Affiliates - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Equity Method Investments in Affiliates - Financial Information for Affiliates Accounted for Under the Equity Method (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Equity Method Investments in Affiliates - Change in Equity Method Investments in Affiliates (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Lease Commitments - Total Lease Costs (Net) (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Lease Commitments - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Lease Commitments - Maturity of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Fixed Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Payables and Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Stockholders' Equity - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Stockholders' Equity - Share Repurchase Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Share-Based Compensation - Share-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Share-Based Compensation - Restricted Stock Units Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Share-Based Compensation - Schedule of the Transactions of the Company's Stock Options (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Share-Based Compensation - Fair Value Options Granted (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Redeemable Non-Controlling Interests (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Affiliate Equity - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Affiliate Equity - Summary of Affiliate Recognized and Unrecognized Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Affiliate Equity - Changes in the Company's Interest in its Affiliates on the Controlling Interest's Equity (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Benefit Plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Income Taxes - Schedule of Income Tax Provisions by Controlling and Noncontrolling Interests (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Income Taxes - Schedule of Components of Consolidated Provision for Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Income Taxes - Components of Income Before Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Income Taxes - Schedule of Income Taxes Paid (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Income Taxes - Effective Income Tax Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Income Taxes - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - Income Taxes - Changes in Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - Earnings Per Share - Schedule of Basic and Diluted Earnings (Loss) Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - Earnings Per Share - Schedule of Shares Excluded from Calculation of Basic and Diluted Earnings (Loss) Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - Comprehensive Income - Summary of the Tax Effects Allocated to Each Component of Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - Comprehensive Income - Components of AOCL (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - Segment and Geographic Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - Segment and Geographic Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - Schedule II - Valuation and Qualifying Accounts (Details) link:presentationLink link:calculationLink link:definitionLink