Subsequent Event Purchase Price Allocation (Details) - Subsequent Event - Sensia $ in Millions	Oct. 01, 2019 USD ($)
Purchase Price Allocation
Net current and tangible assets	$ 86.9
Goodwill and intangible assets	563.4
Net assets acquired	650.3
Less: current liabilities assumed	(25.3)
Less: noncontrolling interest portion	(294.0)
Net assets acquired	331.0
Purchase consideration
Cash	250.0
Noncontrolling interest portion of Rockwell Automation’s contributed business	32.0
Additional paid in capital adjustment	42.0
Other	7.0
Net purchase consideration	$ 331.0

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