0000001 - Document - Cover 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 EARNINGS (LOSS) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Organization and Operations link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Acquisitions and Divestitures link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Sale of Accounts Receivable link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Short-term and Long-term Investments, Restricted Deposits link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Medical Claims Liability link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Affordable Care Act link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Contingencies link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Enterprise Optimization link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Organization and Operations (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Short-term and Long-term Investments, Restricted Deposits (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Medical Claims Liability (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Affordable Care Act (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Organization and Operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Acquisitions and Divestitures - Divestiture (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Sale of Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Short-term and Long-term Investments, Restricted Deposits - Schedule of Short-term and Long-term Investments and Restricted Deposits by Investment Type (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Short-term and Long-term Investments, Restricted Deposits - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Short-term and Long-term Investments, Restricted Deposits - Schedule of Fair Value of Available-For-Sale Investments with Gross Unrealized Losses by Investment Type and Length of Time (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Short-term and Long-term Investments, Restricted Deposits - Schedule of Contractual Maturities of Short-Term and Long-Term Investments and Restricted Deposits (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Fair Value Measurements - Schedule of Fair Value Measurements by Level for Assets Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Fair Value Measurements - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Medical Claims Liability - Schedule of Change in Medical Claims Liability (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Medical Claims Liability - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Affordable Care Act - Schedule of Net Receivables (Payables) for Each Program (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Affordable Care Act - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Debt - Schedule of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Debt - Schedule of Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Debt - Senior Notes (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Debt - Debt Repurchase Program (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Segment Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Enterprise Optimization (Details) link:presentationLink link:calculationLink link:definitionLink