Acquisitions - (Fair Value of Identifiable Assets Acquired and Liabilities Assumed) (Details) - Instrumentation & Sampling (I&S) $ in Millions	Jan. 31, 2020 USD ($)
Assets Acquired
Total current assets	$ 21.0
Property, plant and equipment	11.0
Other assets	6.0
Intangible assets	52.5
Goodwill	106.0
Total assets acquired	196.5
Liabilities Assumed
Total current liabilities	8.1
Other liabilities	19.2
Total assumed liabilities	27.3
Net assets acquired	$ 169.2