Segment Information - Summary of Operations by Segment (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Cost of revenue	$ 353.3	$ 348.3	$ 677.9	$ 700.1
Gross profit	130.0	129.9	237.5	265.9
Operating Segments
Segment Reporting Information [Line Items]
Revenue	463.5	456.7	877.4	916.7
Cost of revenue	326.5	325.6	632.5	653.9
Gross profit	137.0	131.1	244.9	262.8
Operating Segments \| DWS
Segment Reporting Information [Line Items]
Revenue	138.1	132.1	256.7	264.4
Cost of revenue	114.7	110.7	216.4	224.0
Gross profit	23.4	21.4	40.3	40.4
Operating Segments \| CA&I
Segment Reporting Information [Line Items]
Revenue	185.2	193.9	361.8	382.3
Cost of revenue	146.6	153.8	288.8	305.6
Gross profit	38.6	40.1	73.0	76.7
Operating Segments \| ECS
Segment Reporting Information [Line Items]
Revenue	140.2	130.7	258.9	270.0
Cost of revenue	65.2	61.1	127.3	124.3
Gross profit	$ 75.0	$ 69.6	$ 131.6	$ 145.7

The aggregate cost of goods produced and sold and services rendered during the reporting period.

- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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