Capital Stock - Common Stock (Details)		1 Months Ended		3 Months Ended		9 Months Ended
	May 21, 2024 shares	Jan. 31, 2024 USD ($)	Jun. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2023 USD ($) $ / shares	Sep. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2023 USD ($) $ / shares shares	May 22, 2024 shares	Dec. 31, 2023 shares	Jun. 14, 2023 shares	Feb. 28, 2023 USD ($)
Class of Stock [Line Items]
Stock repurchase program, increase in authorized amount		$ 33,000,000	$ 73,000,000
Stock repurchase program, authorized amount		$ 250,000,000	$ 250,000,000
Stock repurchased during period (in shares) | shares				0		0	5,800,000
Stock repurchased during period, average price (in dollars per share) | $ / shares							$ 5.66
Repurchase of common stock							$ 33,102,000
Remaining authorized repurchase amount				$ 250,000,000		$ 250,000,000
Reverse stock split, conversion ratio	0.3333
Common stock, shares issued (in shares) | shares	241,000,000			80,875,061		80,875,061		80,000,000	80,453,552
Common stock, shares outstanding (in shares) | shares	241,000,000			80,875,061		80,875,061		80,000,000	80,453,552
Common stock, shares authorized (in shares) | shares	500,000,000			166,666,667		166,666,667		167,000,000	166,666,667	6,666,667
Common stock dividends				$ 30,000,000	$ 42,000,000	$ 87,000,000	$ 138,000,000
Dividends declared per share of common stock (in dollars per share) | $ / shares				$ 0.37	$ 0.54	$ 1.05	$ 1.77
Sales Agreements
Class of Stock [Line Items]
Aggregate offering price											$ 500,000,000
At-The-Market Offering
Class of Stock [Line Items]
Value of shares that may yet be issued under at the market offerings program				$ 426,000,000		$ 426,000,000