CONSOLIDATED CONDENSED INCOME STATEMENTS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Revenue	$ 625.8	$ 609.1
Costs of revenue	423.5	413.8
Gross profit	202.3	195.3
General and administrative expenses	66.2	69.0
Sales and marketing expenses	43.1	43.3
Research and development expenses	22.5	19.2
Asbestos-related costs, net	14.9	12.8
Operating income	55.6	51.0
Interest and non-operating expenses, net	0.8	1.7
Income from continuing operations before income tax expense	54.8	49.3
Income tax expense	9.1	11.7
Income from continuing operations	45.7	37.6
Loss from discontinued operations, net of tax	(0.1)	(0.3)
Net income	45.6	37.3
Less: Loss attributable to noncontrolling interests	(0.4)	(0.1)
Net income attributable to ITT Inc.	46.0	37.4
Amounts attributable to ITT Inc.:
Income from continuing operations, net of tax	46.1	37.7
Loss from discontinued operations, net of tax	(0.1)	(0.3)
Net income attributable to ITT Inc.	$ 46.0	$ 37.4
Basic:
Continuing operations	$ 0.52	$ 0.42
Discontinued operations	0	0
Net income	0.52	0.42
Diluted:
Continuing operations	0.52	0.42
Discontinued operations	0	(0.01)
Net income	$ 0.52	$ 0.41
Weighted average common shares – diluted	89.2	90.5
Cash dividends declared per common share	$ 0.128	$ 0.124