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Basis Of Presentation Financial Instruments - Fair Value Indebtedness Table (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Long-term debt principal amount |  | $ 2,550 |  |
Secured Debt | Term Loan A Facility |  |  |  |
Long-term debt principal amount |  | 0 |  | $ 206
Long-term debt fair value | [1] | 0 |  | 205
Secured Debt | 7.00% Senior Secured Second Lien Notes |  |  |  |
Long-term debt principal amount |  | 640 |  | 640
Long-term debt fair value | [1] | 593 |  | 590
Senior Notes | 5.75% Senior Notes |  |  |  |
Long-term debt principal amount |  | 558 | [2] | 576
Long-term debt fair value | [1] | 465 |  | 448
Senior Notes | 5.25% Senior Notes |  |  |  |
Long-term debt principal amount |  | 449 | [2] | 457
Long-term debt fair value | [1] | 358 |  | 336
Convertible Debt | 0.25% Exchangeable Senior Notes |  |  |  |
Long-term debt principal amount |  | 403 |  | 403
Long-term debt fair value | [1] | 351 |  | 314
Line of Credit | Revolving Credit Facility |  |  |  |
Line of credit facility outstanding |  | 500 | [3],[4],[5] | 285
Line of credit facility fair value | [1] | $ 500 |  | $ 285
[1] | The fair value of the Company's indebtedness is categorized as Level II.
[2] | See below under the header "Repurchases of Unsecured Notes" for additional information with respect to repurchases in the third quarter of 2024.
[3] | The maturity date of the Revolving Credit Facility is July 27, 2027; however, it may spring forward to March 16, 2026 if the 0.25% Exchangeable Senior Notes have not been extended, refinanced or replaced to have a maturity date after October 26, 2027 (or are not otherwise discharged, defeased or repaid by March 16, 2026).
[4] | As of September 30, 2024, the Company had $1,100 million of borrowing capacity under its Revolving Credit Facility. As of September 30, 2024, there were $500 million of outstanding borrowings under the Revolving Credit Facility and $33 million of outstanding undrawn letters of credit. On November 5, 2024, the Company had $555 million of outstanding borrowings under the Revolving Credit Facility and $33 million of outstanding undrawn letters of credit.
[5] | The interest rate with respect to revolving loans under the Revolving Credit Facility at September 30, 2024 is based on, at the Company's option, Term Secured Overnight Financing Rate (" SOFR") plus a 10 basis point credit spread adjustment or JP Morgan Chase Bank, N.A.'s prime rate ("ABR") plus (in each case) an additional margin subject to adjustment based on the then current senior secured leverage ratio. Based on the previous quarter's senior secured leverage ratio, the SOFR margin was 1.75% and the ABR margin was 0.75% for the three months ended September 30, 2024.

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-4 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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