Segment Reporting - Schedule of Total Assets by Reportable Segment (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Segment Reporting [Line Items]
Total assets	$ 371.9	$ 340.3
Operating Segments
Segment Reporting [Line Items]
Total assets	364.0	334.6
Unallocated assets
Segment Reporting [Line Items]
Total assets	7.9	5.7
Rocky Mountains \| Operating Segments
Segment Reporting [Line Items]
Total assets	93.3	103.0
Southwest \| Operating Segments
Segment Reporting [Line Items]
Total assets	162.0	139.2
Northeast /Mid-Con \| Operating Segments
Segment Reporting [Line Items]
Total assets	$ 108.7	$ 92.4

Amount of asset recognized for present right to economic benefit.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details