Consolidated Statements of Comprehensive Income - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement Of Income And Comprehensive Income [Abstract]
NET INCOME		$ 772.4	$ 554.4	$ 431.3
Other comprehensive income (loss), before tax:
Foreign currency translation adjustments		(3.9)	18.7	13.8
Unrealized (losses) gains on derivatives:
Unrealized holding gains (losses) arising during period		1.5	(3.2)	4.8
Less: reclassification adjustment for (gains) losses included in net income		(2.2)	2.4	(4.4)
Unrealized (losses) gains on derivatives		(0.7)	(0.8)	0.4
Defined benefit plans:
Net actuarial gains (loss) arising during period		47.5	0.3	(15.9)
Defined benefit plans		47.5	0.3	(15.9)
Other comprehensive income (loss), before tax		42.9	18.2	(1.7)
Income tax (expense) benefit related to items of other comprehensive income	[1]	(12.4)	(0.7)	4.7
Other comprehensive income, net of tax		30.5	17.5	3.0
COMPREHENSIVE INCOME		802.9	571.9	434.3
Less: comprehensive income attributable to noncontrolling interest			1.3	(0.6)
COMPREHENSIVE INCOME ATTRIBUTABLE TO FORTUNE BRANDS		$ 802.9	$ 570.6	$ 434.9

[1] Income tax (expense) benefit on unrealized (losses) gains on derivatives of $(0.5) million, $(0.5) million and $0.9 million and on defined benefit plans of $(11.9) million, $(0.2) million and $3.8 million in 2021, 2020 and 2019, respectively.