0000001 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Condensed Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Statements of Operations (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Condensed Consolidated Statements of Operations (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Statements of Shareholders' Equity Statement link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Discontinued Operations link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Balance Sheet Components link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Marketable Securities and Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Restructurings link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Leases 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 - Income (Loss) Per Share link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Risks and Uncertainties link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Redeemable Non-Controlling Interest and Equity Interest of Pwsh Sold to Employees link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Non-controlling Interest link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Basis of Presentation (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Discontinued Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Balance Sheet Components (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Marketable Securities and Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - 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Disclosure - Restructurings - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Restructurings - Components of Restructuring Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Restructurings - Components of Restructuring Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Restructurings - Restructuring Reserve Rollforward (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Leases - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Leases - Supplemental information related to leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Leases - Future minimum lease payments under noncancellable leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - 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