Discontinued Operations - Schedule of Assets and Liabilities From Discontinued Operations (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Current assets held for sale	$ 0.0	$ 1,078.0
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Current liabilities held for sale	$ 0.0	340.1
Held-for-sale or Disposed of by Sale | TransCore Holdings Inc, Zetec, and Civco Radiotherapy
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Accounts receivable, net		74.7
Inventories, net		47.8
Unbilled receivables		158.2
Goodwill		405.5
Other intangible assets, net		31.0
Other current assets		71.4
Current assets held for sale		788.6
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Accounts payable		40.3
Accrued compensation		27.0
Deferred taxes		29.5
Other current liabilities		62.3
Current liabilities held for sale		159.1
Held-for-sale or Disposed of by Sale | Indicor
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Accounts receivable, net		151.8
Inventories, net		106.9
Other current assets		30.7
Current assets held for sale		289.4
Disposal Group, Including Discontinued Operation, Assets, Noncurrent [Abstract]
Goodwill		618.2
Other intangible assets, net		79.4
Deferred taxes		51.1
Other assets		56.2
Assets held for sale		804.9
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Accounts payable		52.5
Accrued compensation		47.9
Deferred revenue		23.9
Income taxes payable		14.7
Other current liabilities		42.0
Current liabilities held for sale		181.0
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent [Abstract]
Deferred taxes		13.3
Noncurrent operating lease liabilities		24.1
Other liabilities		12.0
Liabilities held for sale		$ 49.4