Earnings (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Earnings Per Share

The computations of basic and diluted earnings per share are as follows.

	For the Three Month Period Ended September 30,				For the Nine Month Period Ended September 30,
	2020		2019		2020		2019
Net income (loss) attributable to Ingersoll Rand Inc.	$	29.5	$	41.3	$	(184.9)	$	133.4
Average shares outstanding
Basic	417.6		204.2		370.8		203.1
Diluted	422.0		209.0		370.8		208.6
Earnings (loss) per share
Basic	$	0.07	$	0.20	$	(0.50)	$	0.66
Diluted	$	0.07	$	0.20	$	(0.50)	$	0.64