| Cash Paid for Income Taxes | $115.0M | $126.0M | $324.0M | $145.0M | $218.0M | $126.0M | $341.0M | $534.0M |
| Income Taxes Paid, Net | $115.0M | $126.0M | $324.0M | $145.0M | $218.0M | $126.0M | $341.0M | $534.0M |
| Income Taxes Paid, Net | $115.0M | $126.0M | $324.0M | $145.0M | $218.0M | $126.0M | $341.0M | $534.0M |
| Income and Other Taxes | $247.0M | $126.0M | $324.0M | $145.0M | $218.0M | $126.0M | $341.0M | $534.0M |
| Income tax expense | $322.0M | -$23.0M | $629.0M | $68.0M | $153.0M | $293.0M | -$2.6B | $354.0M |
| Effective Tax Rate (Continuing Operations) | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate, Continuing Operations | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Income Tax Rate, Continuing Operations | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate (Continuing Operations) | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate (Continuing Operations) | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate (Continuing Operations) | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Income Tax Rate | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate, Continuing Operations | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate Continuing Operations | $0.2 | $0.2 | $0.2 | $0.2 | $0.2 | $0.4 | -$1.0 | $0.1 |
| Effective Tax Rate Statutory Reconciliation | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | — |
| Unrecognized Tax Benefits Current Period Increases | $250.0K | $250.0K | $250.0K | $46.3M | $46.3M | $46.3M | $46.3M | — |
| Unrecognized Tax Benefits Prior Period Decreases | $33.3M | $33.3M | $33.3M | $2.5M | $2.5M | $2.5M | $2.5M | — |
| Deferred Foreign Tax Expense (Benefit) | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Income Tax at U.S. Statutory Rate | $131.3M | $131.3M | $131.3M | $148.5M | $148.5M | $148.5M | $148.5M | — |
| State and Local Income Taxes, Net | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Tax Reconciliation: Other Adjustments | -$0.0 | -$0.0 | -$0.0 | — | — | — | — | — |
| Tax Reconciliation: Change in Valuation Allowance | $0.1 | $0.1 | $0.1 | — | — | — | — | — |
| Current State Tax Expense | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Tax Reconciliation, Federal Statutory Amount | $131.3M | $131.3M | $131.3M | $148.5M | $148.5M | $148.5M | $148.5M | — |
| Tax Reconciliation, Other Items | -$0.0 | -$0.0 | -$0.0 | — | — | — | — | — |
| Tax Reconciliation, State and Local Taxes | $0.0 | $0.0 | $0.0 | — | — | — | — | — |
| Tax Reconciliation, Tax Credits | — | — | — | $0.0 | $0.0 | $0.0 | $0.0 | — |
| Tax Reconciliation, Valuation Allowance Change | $161.8M | $161.8M | $161.8M | — | — | — | — | — |
| Current State and Local Tax Expense (Benefit) | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense (Benefit) | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Current State and Local Tax Expense | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Tax Reconciliation at Federal Statutory Rate | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | — |
| Unrecognized Tax Benefits Reevaluation (Statute Lapse) | $13.8M | $13.8M | $13.8M | $14.5M | $14.5M | $14.5M | $14.5M | — |
| Current State and Local Tax Expense (Benefit) | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Tax Reconciliation - Federal Statutory Rate | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | — |
| Current Federal Tax Expense | $68.0M | $68.0M | $68.0M | $70.0M | $70.0M | $70.0M | $70.0M | — |
| Current Foreign Tax Expense | $159.0M | $159.0M | $159.0M | $216.5M | $216.5M | $216.5M | $216.5M | — |
| Current State and Local Tax Expense | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Federal Tax Expense | -$2.5M | -$2.5M | -$2.5M | -$767.3M | -$767.3M | -$767.3M | -$767.3M | — |
| Deferred Foreign Tax Expense | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Deferred State and Local Tax Expense | -$250.0K | -$250.0K | -$250.0K | -$127.8M | -$127.8M | -$127.8M | -$127.8M | — |
| Excess Tax Benefits from Share-Based Compensation | — | — | — | -$23.3M | -$23.3M | -$23.3M | -$23.3M | — |
| Statutory Federal Income Tax Rate | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | — |
| Tax Reconciliation: Foreign Tax Credits | — | — | — | $49.8M | $49.8M | $49.8M | $49.8M | — |
| Tax Reconciliation: Other Adjustments | -$500.0K | -$500.0K | -$500.0K | — | — | — | — | — |
| Tax Reconciliation: Tax Credits | — | — | — | $5.5M | $5.5M | $5.5M | $5.5M | — |
| Change in Tax Valuation Allowance | $161.8M | $161.8M | $161.8M | — | — | — | — | — |
| Current State and Local Tax Expense (Benefit) | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense (Benefit) | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Current State and Local Tax Expense (Benefit) | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense (Benefit) | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Current State and Local Tax Expense | $13.8M | $13.8M | $13.8M | $19.3M | $19.3M | $19.3M | $19.3M | — |
| Deferred Foreign Tax Expense | -$3.3M | -$3.3M | -$3.3M | $76.5M | $76.5M | $76.5M | $76.5M | — |
| Tax Reconciliation Federal Statutory Rate | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | $0.1 | — |
| Tax Reconciliation Other Adjustments | -$0.0 | -$0.0 | -$0.0 | — | — | — | — | — |
| Tax Reconciliation State and Local Taxes | $0.0 | $0.0 | $0.0 | — | — | — | — | — |