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Basis of Financial Statements - Recent Developments (Details) | Oct. 04, 2024 USD ($) | Jul. 31, 2024 shares | Jul. 18, 2024 USD ($) | Jul. 17, 2024 USD ($) | Jan. 12, 2024 USD ($) $ / shares shares | Jan. 11, 2024 | Jan. 02, 2024 USD ($) | Sep. 30, 2024 $ / shares | Jun. 04, 2024 USD ($) | Apr. 23, 2024 | Feb. 16, 2024 USD ($) | Feb. 15, 2024 USD ($) | Dec. 31, 2023 $ / shares | Feb. 21, 2023 USD ($) | Nov. 22, 2022 USD ($) | Sep. 17, 2021 USD ($) | Sep. 15, 2020 USD ($) | Jun. 12, 2020 USD ($) | Aug. 13, 2018 USD ($)
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Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par or stated value per share (in usd per share) | $ / shares |  |  |  |  |  |  |  | $ 0.0001 |  |  |  |  | $ 0.0001 |  |  |  |  |  |
6.875% Series A Mandatory Convertible Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, dividend rate, percentage |  |  |  |  |  | 6.875% |  |  |  |  |  |  |  |  |  |  |  |  |
F&G | 6.875% Series A Mandatory Convertible Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in preferred stock |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock investment, shares issued in transaction (in shares) | shares |  |  |  |  | 5,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, dividend rate, percentage |  |  |  |  | 6.875% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par or stated value per share (in usd per share) | $ / shares |  |  |  |  | $ 0.001 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, liquidation preference (in usd per share) | $ / shares |  |  |  |  | $ 50.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |
F&G | 6.875% Series A Mandatory Convertible Preferred Stock | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, conversion ratio |  |  |  |  | 1.1111 |  |  |  |  |  |  |  |  |  |  |  |  |  |
F&G | 6.875% Series A Mandatory Convertible Preferred Stock | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, conversion ratio |  |  |  |  | 0.9456 |  |  |  |  |  |  |  |  |  |  |  |  |  |
6.25% Senior Notes Due 2034 | Senior Notes | F&G | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage | 6.25% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount | $ 500,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
6.25% Senior Notes Due 2034 | Senior Notes | Revolving Credit Facility | F&G | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt | $ 365,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
6.50% F&G Notes, net of discount | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 6.50% | 6.50% |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  |  |  | $ 550,000,000 |  |  |  |  |  |  |  |  |  |
5.50% Senior Notes due 2025 | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  | 5.50% |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |  |
4.50% Notes, net of discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.50%
4.50% Notes, net of discount | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 4.50% |  | 4.50% |  |  |  |  |  |  |  |  | 4.50%
Aggregate principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 450,000,000
3.40% Senior Notes due 2030 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.40% |
Aggregate principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 650,000,000 |
3.40% Senior Notes due 2030 | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 3.40% |  | 3.40% |  |  |  |  |  |  |  |  |
2.45% Senior Notes due 2031 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.45% |  |
Aggregate principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 600,000,000 |  |
2.45% Senior Notes due 2031 | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 2.45% |  | 2.45% |  |  |  |  |  |  |  |  |
3.20% Senior Notes due 2051 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.20% |  |  |
Aggregate principal amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 450,000,000 |  |  |
3.20% Senior Notes due 2051 | Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 3.20% |  | 3.20% |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility |  |  |  |  |  |  |  |  |  |  | $ 800,000,000 |  |  |  |  |  |  |  |
F&G Credit Agreement | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility |  |  |  |  |  |  |  |  |  |  | $ 750,000,000 | $ 665,000,000 |  | $ 665,000,000 | $ 550,000,000 |  |  |  |
PALH LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest including subsequent acquisition, percentage |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest prior to acquisition |  |  |  | 30.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interests acquired |  |  | 70.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total consideration |  |  | $ 314,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash consideration |  |  | 215,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement of prepaid asset |  |  | 8,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition date fair value of previously held interests |  |  | 92,000,000 | $ 92,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash acquired |  |  | $ 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
PALH LLC | PALH LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage, of acquiree prior to acquisition |  |  |  | 70.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Roar |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interests acquired |  |  |  |  |  |  | 70.00% |  |  |  |  |  |  |  |  |  |  |  |
Total consideration |  |  |  |  |  |  | $ 316,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Cash consideration |  |  |  |  |  |  | 269,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Cash acquired |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration arrangements, payments (up to) |  |  |  |  |  |  | $ 90,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration liability payment period |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |
Roar | F&G |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interests acquired |  |  |  |  |  |  | 70.00% |  |  |  |  |  |  |  |  |  |  |  |
Cash consideration |  |  |  |  |  |  | $ 269,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration obligation |  |  |  |  |  |  | 48,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration arrangements, payments (up to) |  |  |  |  |  |  | $ 90,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration liability payment period |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |
2024 Repurchase Program |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchase plan period in force |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchase program, number of shares authorized to be repurchased (in shares) | shares |  | 25,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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