Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2023

Accumulated Other Comprehensive Income (Loss).

Components of AOCI, Net of Income Taxes

	Cumulative		Pension & Other
	Translation		Postretirement Benefit			Cash Flow
Three Months Ended September 30, 2023 and 2022	Adjustments		Plans, Net			Hedges, Net	Total
Balance as of June 30, 2023	$	(149.3)	$	28.5	$	(16.3)	$	(137.1)
Other comprehensive loss		(12.8)		—		(2.2)		(15.0)
Amounts reclassified from AOCI to net income(1)		—		(1.5)		8.5		7.0
Balance as of September 30, 2023	$	(162.1)	$	27.0	$	(10.0)	$	(145.1)
Balance as of June 30, 2022	$	(153.4)	$	(27.0)	$	2.5	$	(177.9)
Other comprehensive income (loss)		(45.0)		2.4		(3.4)		(46.0)
Amounts reclassified from AOCI to net income (1)		—		(0.9)		(2.2)		(3.1)
Balance as of September 30, 2022	$	(198.4)	$	(25.5)	$	(3.1)	$	(227.0)

	Cumulative		Pension & Other
	Translation		Postretirement Benefit		Cash Flow
Nine Months Ended September 30, 2023 and 2022	Adjustments		Plans, Net		Hedges, Net		Total
Balance at December 31, 2022	$	(151.2)	$	29.0	$	(9.1)	$	(131.3)
Other comprehensive income (loss)		(10.9)		—		(23.8)		(34.7)
Amounts reclassified from AOCI to net income(1)		—		(2.0)		22.9		20.9
Balance as of September 30, 2023	$	(162.1)	$	27.0	$	(10.0)	$	(145.1)
Balance as of December 31, 2021	$	(114.3)	$	(33.6)	$	0.7	$	(147.2)
Other comprehensive income (loss)		(84.1)		10.0		(2.7)		(76.8)
Amounts reclassified from AOCI to net income(1)		—		(1.9)		(1.1)		(3.0)
Balance as of September 30, 2022	$	(198.4)	$	(25.5)	$	(3.1)	$	(227.0)

(1) The following is a summary of amounts reclassified from AOCI to net income (loss) for the three and nine months ended September 30, 2023 and 2022:

Summary of amounts reclassified from AOCI to net income (loss)

	Three Months Ended				Nine Months Ended
	September 30,				September 30,				Statements of Operations
AOCI Components	2023		2022		2023		2022		Classification
Cash flow hedging items
Commodity cash flow hedges	$	9.4	$	(2.0)	$	25.5	$	(2.0)	Cost of sales
Interest rate swaps		—		(0.2)		—		1.2	Interest expense, net
Total before tax		9.4		(2.2)		25.5		(0.8)
Tax effect		(0.9)		—		(2.6)		(0.3)	Provision for (benefit from) income taxes
Total, net of tax	$	8.5	$	(2.2)	$	22.9	$	(1.1)
Amortization of pension and other postretirement benefit plan items
Prior service credit	$	(0.1)	$	(0.1)	$	(0.1)	$	(0.4)	(a)
Net actuarial (gain) loss		(1.2)		0.6		(1.9)		2.0	(a)
Net curtailment and settlement gain		(0.6)		(1.4)		(0.6)		(3.3)	(a)
Total before tax		(1.9)		(0.9)		(2.6)		(1.7)
Tax effect		0.4		—		0.6		(0.2)	Provision for (benefit from) income taxes
Total, net of tax	$	(1.5)	$	(0.9)	$	(2.0)	$	(1.9)

(a) These AOCI components are included in the computation of net periodic benefit costs (see Note 14).