Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2020

Shareholders' Equity.

Components of AOCI, Net of Income Taxes

	Cumulative		Pension & Other
	Translation		Postretirement Benefit		Cash Flow
Year Ended December 31, 2020, 2019 and 2018	Adjustments		Plans, Net		Hedges, Net		Total
Balance at December 31, 2017	$	(94.5)	$	(45.0)	$	(6.1)	$	(145.6)
Other comprehensive income (loss)		(17.3)		2.5		9.3		(5.5)
Amounts reclassified from AOCI to net income(1)		—		3.1		5.7		8.8
Balance at December 31, 2018	$	(111.8)	$	(39.4)	$	8.9	$	(142.3)
Other comprehensive income (loss)		5.1		(19.0)		(0.7)		(14.6)
Amounts reclassified from AOCI to net income(1)		—		2.1		(7.6)		(5.5)
Balance as of December 31, 2019	$	(106.7)	$	(56.3)	$	0.6	$	(162.4)
Other comprehensive loss		(2.3)		(18.3)		(9.0)		(29.6)
Amounts reclassified from AOCI to net income(1)		—		2.7		3.2		5.9
Balance as of December 31, 2020	$	(109.0)	$	(71.9)	$	(5.2)	$	(186.1)

(1) The following is a summary of amounts reclassified from AOCI to net income for the years ended December 31, 2020, 2019, and 2018.

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

	Amount Reclassified from AOCI
	Year Ended December 31,						Statement of Operations
AOCI Components	2020		2019		2018		Classification
Cash flow hedging items
Foreign exchange cash flow hedges	$	0.8	$	(6.7)	$	6.0	Cost of sales
Interest rate swaps		2.4		(0.9)		(0.3)	Interest expense, net
Total before tax		3.2		(7.6)		5.7
Tax effect		—		—		—	Provision for income taxes
Total, net of tax	$	3.2	$	(7.6)	$	5.7
Amortization of pension and other postretirement benefit plan items
Curtailment and settlement loss	$	0.7	$	0.8	$	0.6	(a)
Prior service credit		(1.2)		(1.1)		(1.0)	(a)
Net actuarial loss		4.4		3.4		4.6	(a)
Total before tax		3.9		3.1		4.2
Tax effect		(1.2)		(1.0)		(1.1)	Provision for income taxes
Total, net of tax	$	2.7	$	2.1	$	3.1

(a) These AOCI components are included in the computation of net periodic benefit costs. Refer to Note 16 for further information.