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Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Millions				3 Months Ended						9 Months Ended
	Nov. 06, 2024 $ / shares	May 31, 2024 shares	Feb. 21, 2024 $ / shares	Sep. 30, 2024 USD ($) $ / shares shares	Jun. 30, 2024 $ / shares	Mar. 31, 2024 $ / shares	Sep. 30, 2023 USD ($) $ / shares shares	Jun. 30, 2023 $ / shares	Mar. 31, 2023 $ / shares	Sep. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2023 USD ($) $ / shares shares	Oct. 31, 2024 USD ($)	Sep. 01, 2024 shares	May 14, 2024 shares	May 13, 2024 shares	Dec. 31, 2023 $ / shares shares
Equity, Class of Treasury Stock [Line Items]
Common stock, shares authorized (in shares)				240,000,000						240,000,000				240,000,000	120,000,000	120,000,000
Common stock, par value (in dollars per share) | $ / shares			$ 0.01	$ 0.01						$ 0.01						$ 0.01
Dividends declared associated with dividend equivalent rights on equity-based awards | $				$ 1.6			$ 1.4			$ 5.9	$ 10.2
Dividends declared (in dollars per share) | $ / shares				$ 2.52	$ 2.94	$ 3.25	$ 1.36	$ 3.22	$ 4.80	$ 8.71	$ 9.38
Repurchase of common stock (in shares)										1,509,996	1,023,320
Repurchase of common stock, average cost (in dollars per share) | $ / shares										$ 157.47	$ 154.52
Share repurchases, excluding excise tax | $										$ 237.8	$ 158.1
Share repurchases, excise tax | $										1.2	$ 0.2
Stock repurchase program, remaining authorized repurchase amount | $				$ 445.2						445.2
Stock repurchase program, authorized amount | $				$ 750.0						$ 750.0
Warrants outstanding (in shares)				1,294,610						1,294,610
Warrants expired (in shares)													395,809
Warrants exercised (in shares)				922,475			707,227			1,993,326	816,630
Warrant Exercise Price One
Equity, Class of Treasury Stock [Line Items]
Warrants outstanding (in shares)				404,058						404,058
Exercise price (in dollars per share) | $ / shares				$ 75.57						$ 75.57
Warrant Exercise Price Two
Equity, Class of Treasury Stock [Line Items]
Warrants outstanding (in shares)				890,552						890,552
Exercise price (in dollars per share) | $ / shares				$ 133.70						$ 133.70
Subsequent Event
Equity, Class of Treasury Stock [Line Items]
Dividends declared (in dollars per share) | $ / shares	$ 1.44
Stock repurchase program, authorized amount | $												$ 750.0
Enerplus Corporation Acquisition
Equity, Class of Treasury Stock [Line Items]
Conversion ratio			0.10125
Shares issued (in shares)		20,680,097

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