Segment Information - Assets (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Segment Reporting
Total identifiable assets	$ 8,128.0	$ 8,328.6
Permian
Segment Reporting
Total identifiable assets	2,784.9	2,813.6
Louisiana
Segment Reporting
Total identifiable assets	1,963.8	2,031.8
Oklahoma
Segment Reporting
Total identifiable assets	2,214.0	2,275.8
North Texas
Segment Reporting
Total identifiable assets	962.6	1,017.7
Corporate
Segment Reporting
Total identifiable assets	$ 202.7	$ 189.7