0001001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 1001002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 1002003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 1004005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE EARNINGS link:presentationLink link:calculationLink link:definitionLink 1005006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE EARNINGS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1006007 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF EQUITY link:presentationLink link:calculationLink link:definitionLink 1007008 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 2101101 - Disclosure - Basis of Financial Statements link:presentationLink link:calculationLink link:definitionLink 2202201 - Disclosure - Basis of Financial Statements (Policies) link:presentationLink link:calculationLink link:definitionLink 2403401 - Disclosure - Basis of Financial Statements - Principles of Consolidation and Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 2404402 - Disclosure - Basis of Financial Statements - Recent Developments (Details) link:presentationLink link:calculationLink link:definitionLink 2405403 - Disclosure - Basis of Financial Statements - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 2406404 - Disclosure - Basis of Financial Statements - Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 2407405 - Disclosure - Basis of Financial Statements - Income Tax (Details) link:presentationLink link:calculationLink link:definitionLink 2408406 - Disclosure - Basis of Financial Statements - Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 2109102 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 2310301 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 2411407 - Disclosure - Leases - Future Undiscounted Payments Under Operating Lease Arrangements Under ASC Topic 842 (Details) link:presentationLink link:calculationLink link:definitionLink 2411407 - Disclosure - Leases - Future Undiscounted Payments Under Operating Lease Arrangements Under ASC Topic 842 (Details) link:presentationLink link:calculationLink link:definitionLink 2112103 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 2313302 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 2414408 - Disclosure - Fair Value Measurements - Fair Value Hierarchy for Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 2415409 - Disclosure - Fair Value Measurements - Summary of Changes in the Fair Values of Level 3 Assets Measured on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 2116104 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 2317303 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 2418410 - Disclosure - Investments - Equity Securities Gains (Losses) (Details) link:presentationLink link:calculationLink link:definitionLink 2419411 - Disclosure - Investments - Schedule of Investments in Unconsolidated Affiliates (Details) link:presentationLink link:calculationLink link:definitionLink 2420412 - Disclosure - Investments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2421413 - Disclosure - Investments - Schedule of Summarized Financial Information, Dun & Bradstreet (Details) link:presentationLink link:calculationLink link:definitionLink 2421413 - Disclosure - Investments - Schedule of Summarized Financial Information, Dun & Bradstreet (Details) link:presentationLink link:calculationLink link:definitionLink 2422414 - Disclosure - Investments - Schedule of Summarized Financial Information, Optimal Blue (Details) link:presentationLink link:calculationLink link:definitionLink 2423415 - Disclosure - Investments - Schedule of Summarized Financial Information, Senator Focused Strategies (Details) link:presentationLink link:calculationLink link:definitionLink 2424416 - Disclosure - Investments - Schedule of Summarized Financial Information, Amerifund (Details) link:presentationLink link:calculationLink link:definitionLink 2425417 - Disclosure - Investments - Schedule of Carrying Amounts and Fair Values of Available for Sale Securities (Details) link:presentationLink link:calculationLink link:definitionLink 2126105 - Disclosure - Variable Interest Entities link:presentationLink link:calculationLink link:definitionLink 2327304 - Disclosure - Variable Interest Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 2428418 - Disclosure - Variable Interest Entities (Details) link:presentationLink link:calculationLink link:definitionLink 2129106 - Disclosure - Notes Payable link:presentationLink link:calculationLink link:definitionLink 2330305 - Disclosure - Notes Payable (Tables) link:presentationLink link:calculationLink link:definitionLink 2431419 - Disclosure - Notes Payable - Schedule of Notes Payable (Details) link:presentationLink link:calculationLink link:definitionLink 2432420 - Disclosure - Notes Payable - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2433421 - Disclosure - Notes Payable - Gross Principal Maturities of Notes Payable (Details) link:presentationLink link:calculationLink link:definitionLink 2134107 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2335306 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 2436422 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2437423 - Disclosure - Commitments and Contingencies - Purchase Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2138108 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 2339307 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 2440424 - Disclosure - Segment Information - Summary of Financial Information Concerning Reportable Segments (Details) link:presentationLink link:calculationLink link:definitionLink 2441425 - Disclosure - Segment Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2142109 - Disclosure - Supplemental Cash Flow Information link:presentationLink link:calculationLink link:definitionLink 2343308 - Disclosure - Supplemental Cash Flow Information (Tables) link:presentationLink link:calculationLink link:definitionLink 2444426 - Disclosure - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 2145110 - Disclosure - Revenue Recognition link:presentationLink link:calculationLink link:definitionLink 2346309 - Disclosure - Revenue Recognition (Tables) link:presentationLink link:calculationLink link:definitionLink 2447427 - Disclosure - Revenue Recognition - Disaggregated Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 2448428 - Disclosure - Revenue Recognition - Contract Balances (Details) link:presentationLink link:calculationLink link:definitionLink 2149111 - Disclosure - Goodwill and Other Intangible Assets link:presentationLink link:calculationLink link:definitionLink 2350310 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 2451429 - Disclosure - Goodwill and Other Intangible Assets - Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 2452430 - Disclosure - Goodwill and Other Intangible Assets - Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2153112 - Disclosure - Discontinued Operations link:presentationLink link:calculationLink link:definitionLink 2354311 - Disclosure - Discontinued Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 2455431 - Disclosure - Discontinued Operations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2456432 - Disclosure - Discontinued Operations - Reconciliation of Operations (Details) link:presentationLink link:calculationLink link:definitionLink