Goodwill and Intangible Assets - Schedule of Goodwill (Details) $ in Millions	6 Months Ended
Jun. 30, 2022 USD ($)
Goodwill [Line Items]
Goodwill, beginning balance	$ 646.3
Adjustments to prior year Merger	0.4
Acquisition of Agile	40.9
Currency translations	(0.5)
Goodwill, ending balance	687.1
IT Services and Hardware [Member] \| Operating Segments
Goodwill [Line Items]
Goodwill, beginning balance	157.4
Adjustments to prior year Merger	(0.4)
Acquisition of Agile	0.0
Currency translations	(0.5)
Goodwill, ending balance	156.5
Network [Member] \| Operating Segments
Goodwill [Line Items]
Goodwill, beginning balance	488.9
Adjustments to prior year Merger	0.8
Acquisition of Agile	40.9
Currency translations	0.0
Goodwill, ending balance	$ 530.6

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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