Acquisitions - Summary of Preliminary Estimated Fair Values of GET Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019	Feb. 25, 2019
Assets acquired
Goodwill	$ 8,273.7	$ 8,360.6
General Electric Company
Assets acquired
Cash and cash equivalents			$ 177.2
Accounts receivable			541.3
Inventories			1,189.7
Other current assets			71.5
Property, plant, and equipment			1,088.6
Goodwill			5,978.0
Other noncurrent assets			321.2
Total assets acquired			12,602.5
Liabilities assumed
Current liabilities			1,594.2
Contingent consideration			440.0
Other noncurrent liabilities			661.0
Total liabilities assumed			2,695.2
Net assets acquired			9,907.3
Noncontrolling interest			88.3
General Electric Company | Trade Names
Assets acquired
Intangible assets acquired			55.0
General Electric Company | Customer relationships
Assets acquired
Intangible assets acquired			550.0
General Electric Company | Patents
Assets acquired
Intangible assets acquired			1,180.0
General Electric Company | Backlog
Assets acquired
Intangible assets acquired			$ 1,450.0