Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2024

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Components of Accumulated Other Comprehensive (Loss) Income

The following tables present details about components of accumulated other comprehensive (loss) income for the three and nine months ended September 30, 2024 and 2023, respectively:

	Foreign currency translation adjustments		Pension and other postretirement liability adjustments		Change in fair value of derivative financial instruments		Total
Balance at June 30, 2024	$	(267.7)	$	41.7	$	2.5	$	(223.5)
Other comprehensive income (loss) before    reclassifications and income taxes	78.7		(0.1)		(1.8)		76.8
Amounts reclassified from accumulated other    comprehensive loss before income    taxes	—		(2.1)		(0.4)		(2.5)
Income tax benefit	—		0.6		0.6		1.2
Net current period other comprehensive income    (loss), net of income taxes	78.7		(1.6)		(1.6)		75.5
Noncontrolling interest	0.6		—		—		0.6
Net current period other comprehensive income (loss), net of income taxes and noncontrolling interest	79.3		(1.6)		(1.6)		76.1
Balance at September 30, 2024	$	(188.4)	$	40.1	$	0.9	$	(147.4)

	Foreign currency translation adjustments		Pension and other postretirement liability adjustments		Change in fair value of derivative financial instruments		Total
Balance at December 31, 2023	$	(193.8)	$	44.7	$	2.2	$	(146.9)
Sale of shares of Timken India Limited	5.6		—		—		5.6
Other comprehensive loss (income) before    reclassifications and income taxes	(1.3)		(0.1)		0.6		(0.8)
Amounts reclassified from accumulated other    comprehensive loss before income taxes	—		(6.0)		(2.2)		(8.2)
Income tax benefit	—		1.5		0.3		1.8
Net current period other comprehensive loss,    net of income taxes	(1.3)		(4.6)		(1.3)		(7.2)
Noncontrolling interest	1.1		—		—		1.1
Net current period other comprehensive income (loss), net of income taxes, noncontrolling interest and sale of shares of Timken India Limited	5.4		(4.6)		(1.3)		(0.5)
Balance at September 30, 2024	$	(188.4)	$	40.1	$	0.9	$	(147.4)

	Foreign currency translation adjustments		Pension and other postretirement liability adjustments		Change in fair value of derivative financial instruments		Total
Balance at June 30, 2023	$	(227.8)	$	47.7	$	1.9	$	(178.2)
Other comprehensive loss (income) before    reclassifications and income taxes	(65.1)		—		2.1		(63.0)
Amounts reclassified from accumulated other    comprehensive (loss) income before income    taxes	—		(1.9)		0.8		(1.1)
Income tax benefit (expense)			0.5		(0.9)		(0.4)
Net current period other comprehensive (loss)    income, net of income taxes	(65.1)		(1.4)		2.0		(64.5)
Noncontrolling interest	1.8		—		—		1.8
Net current period other comprehensive (loss) income, net of income taxes and noncontrolling interest	(63.3)		(1.4)		2.0		(62.7)
Balance at September 30, 2023	$	(291.1)	$	46.3	$	3.9	$	(240.9)

	Foreign currency translation adjustments		Pension and other postretirement liability adjustments		Change in fair value of derivative financial instruments		Total
Balance at December 31, 2022	$	(235.7)	$	50.8	$	3.0	$	(181.9)
Sale of shares of Timken India Limited	8.1		—		—		8.1
Other comprehensive loss (income) before    reclassifications and income taxes	(65.3)		(0.1)		0.4		(65.0)
Amounts reclassified from accumulated other    comprehensive (loss) income before income    taxes	—		(5.9)		0.9		(5.0)
Income tax benefit (expense)	—		1.5		(0.4)		1.1
Net current period other comprehensive (loss)    income, net of income taxes	(65.3)		(4.5)		0.9		(68.9)
Noncontrolling interest	1.8		—		—		1.8
Net current period other comprehensive (loss) income, net of income taxes, noncontrolling interest and sale of shares of Timken India Limited	(55.4)		(4.5)		0.9		(59.0)
Balance at September 30, 2023	$	(291.1)	$	46.3	$	3.9	$	(240.9)