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v3.25.1

Segment Information - Reconciliation of Reportable Segment Revenues, Other Income and Adjusted EBITDA to Net (loss) Income (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Revenues |  |
Revenues | $ 147.7 | $ 133.4
Other Income, net |  |
Other income, net | 0.0 | 1.0
Costs and Expenses [Abstract] |  |
Cost of revenues | 51.4 | 47.5
Selling, General and Administrative Expense | 54.1 | 55.5
Adjusted EBITDA |  |
All Other Category Adjusted EBITDA | 0.7 | 0.2
General corporate and other expenses | (13.3) | (15.5)
Interest expense, net | (15.1) | (9.8)
Depreciation and amortization expense | (6.4) | (7.1)
Stock-based compensation expense | (2.6) | (2.5)
Other items | (8.8) | (6.9)
Income before income taxes | 20.7 | 14.5
Connections Segment [Member] |  |
Revenues |  |
Revenues | 138.3 | 123.4
Other Income, net |  |
Other income, net | 0.0 | 1.0
Costs and Expenses [Abstract] |  |
Cost of revenues | 48.8 | 45.3
Selling, General and Administrative Expense | 23.4 | 23.0
Expenses | 72.2 | 68.3
Adjusted EBITDA |  |
Subtotal Adjusted EBITDA | 66.2 | 56.1
All Other [Member] |  |
Revenues |  |
Revenues | 9.4 | 10.0
Costs and Expenses [Abstract] |  |
Cost of revenues | 2.6 | 2.2
Selling, General and Administrative Expense | $ 6.1 | $ 7.6

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