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Revenue and Contracts in Process - Schedule of Accounts Receivable (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
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Segment Reporting Information [Line Items] |  |
Total accounts receivable with customers | $ 264.3 | $ 188.2
Infrastructure |  |
Segment Reporting Information [Line Items] |  |
Total accounts receivable with customers | 260.2 | 184.8
Life Sciences |  |
Segment Reporting Information [Line Items] |  |
Total accounts receivable with customers | 2.3 | 1.5
Spectrum |  |
Segment Reporting Information [Line Items] |  |
Total accounts receivable with customers | $ 1.8 | $ 1.9

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