Note 13 - Retirement Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Allocation of Plan Assets [Table Text Block]

			Quoted Prices in Active Markets for Identical Assets		Significant Observable Inputs		Significant Unobservable Inputs
Asset category	Fair Value		(Level 1)		(Level 2)		(Level 3)
Investment account held by pension plan(a)	$	12.9	$	—	$	—	$	12.9
Total	$	12.9	$	—	$	—	$	12.9

			Quoted Prices in Active Markets for Identical Assets		Significant Observable Inputs		Significant Unobservable Inputs
Asset category	Fair Value		(Level 1)		(Level 2)		(Level 3)
Investment account held by pension plan(a)	$	13.3		—		—	$	13.3
Total	$	13.3	$	—	$	—	$	13.3

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	2021			2020
Fair value at beginning of year	$	13.3		$	12.2
Purchases, sales, issuances and settlements, net		0.2			0.1
Net (loss) gain		(0.4	)		0.6
Foreign currency		(0.2	)		0.4
Fair value at end of year	$	12.9		$	13.3

Defined Benefit Plan, Assumptions [Table Text Block]

							Non-U.S.						Postretirement
	U.S. Nonqualified Plan						Pension Benefits						Medical Benefits
	2021			2020			2021			2020			2021			2020
Discount rate		2.54	%		2.06	%		1.59	%		1.05	%		2.53	%		2.07	%
Rate of compensation increase		—	%		—	%		—	%		—	%		—	%		—	%

										Non-U.S.									Postretirement
	U.S. Nonqualified Plan									Pension Benefits									Medical Benefits
	2021			2020			2019			2021			2020			2019			2021			2020			2019
Discount rate		2.06	%		3.01	%		3.95	%		1.05	%		1.42	%		1.92	%		2.07	%		3.06	%		3.95	%
Expected long-term rate of return on plan assets		—	%		—	%		—	%		2.70	%		3.30	%		3.80	%		—	%		—	%		—	%
Rate of compensation increase		—	%		—	%		—	%		—	%		—	%		—	%		—	%		—	%		—	%

Schedule of Accumulated and Projected Benefit Obligations [Table Text Block]

	2021		2020
U.S. Nonqualified Plan	$	1.1	$	1.2
U.K. Pension Plan		11.4		12.2
German Pension Plan		1.0		1.2
Italian Pension Plan		3.7		4.2

Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Table Text Block]

	2021		2020
Accumulated benefit obligation	$	5.8	$	6.6
Fair value of plan assets		—		—

Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block]

	2021		2020
Projected benefit obligation	$	5.8	$	6.6
Fair value of plan assets		—		—

Schedule of Health Care Cost Trend Rates [Table Text Block]

	2021			2020
Healthcare cost trend rate assumption for the next year Pre-65		5.40	%		5.90	%
Healthcare cost trend rate assumption for the next year Post-65		5.90	%		6.20	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)		4.00	%		4.50	%
Year that the rate reaches the ultimate trend rate	2045			2037

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

							Non-U.S.						Postretirement
	U.S. Nonqualified Plan						Pension Benefits						Medical Benefits
	2021			2020			2021			2020			2021			2020
Change in benefit obligation:
Benefit obligation at beginning of year	$	1.2		$	1.3		$	17.6		$	15.7		$	7.3		$	7.8
Service cost		—			—			—			—			0.1			0.1
Interest cost		0.1			—			0.2			0.2			0.1			0.2
Actuarial loss (gain)		—			—			(0.6	)		1.7			0.6			(0.3	)
Foreign exchange		—			—			(0.4	)		0.8			—			—
Settlement		—			—			(0.3	)		—			—			—
Benefits paid		(0.2	)		(0.1	)		(0.3	)		(0.8	)		(1.1	)		(0.5	)
Benefit obligation at end of year	$	1.1		$	1.2		$	16.2		$	17.6		$	7.0		$	7.3
Change in fair value of plan assets and net accrued liabilities:
Fair value of plan assets at beginning of year	$	—		$	—		$	13.3		$	12.2		$	—		$	—
Actual return on plan assets		—			—			(0.4	)		0.6			—			—
Employer contributions		0.1			0.1			0.8			0.9			1.0			0.5
Foreign exchange		—			—			(0.2	)		0.4			—			—
Settlement		—			—			(0.3	)		—			—			—
Benefits paid		(0.1	)		(0.1	)		(0.3	)		(0.8	)		(1.0	)		(0.5	)
Fair value of plan assets at end of year		—			—			12.9			13.3			—			—
Funded status at end of year	$	(1.1	)	$	(1.2	)	$	(3.3	)	$	(4.3	)	$	(7.0	)	$	(7.3	)
Amounts recognized in the consolidated balance sheets consist of:
Noncurrent other assets	$	—		$	—		$	1.4		$	1.1		$	—		$	—
Current liabilities		(0.1	)		(0.1	)		(0.2	)		—			(0.7	)		(0.7	)
Long-term liabilities		(1.0	)		(1.1	)		(4.5	)		(5.4	)		(6.3	)		(6.6	)
Net accrued liability	$	(1.1	)	$	(1.2	)	$	(3.3	)	$	(4.3	)	$	(7.0	)	$	(7.3	)
Amounts recognized in accumulated other comprehensive loss consist of:
Prior service cost	$	—		$	—		$	(0.2	)	$	(0.2	)	$	—		$	—
Net actuarial (loss) gain		(0.9	)		(0.9	)		(2.1	)		(2.0	)		0.2			0.8
Accumulated other comprehensive (loss) income	$	(0.9	)	$	(0.9	)	$	(2.3	)	$	(2.2	)	$	0.2		$	0.8

Schedule of Net Benefit Costs [Table Text Block]

							Non-U.S.									Postretirement
	U.S. Nonqualified Plan						Pension Benefits									Medical Benefits
	2021		2020		2019		2021			2020			2019			2021		2020		2019
Service cost	$	—	$	—	$	—	$	—		$	—		$	—		$	0.1	$	0.1	$	—
Interest cost		0.1		—		0.1		0.2			0.2			0.3			0.1		0.2		0.3
Expected return on plan assets		—		—		—		(0.4	)		(0.3	)		(0.4	)		—		—		—
Amortization of net actuarial loss (gain)		—		0.1		—		0.1			—			—			—		—		(0.1	)
Net periodic benefit cost (credit)	$	0.1	$	0.1	$	0.1	$	(0.1	)	$	(0.1	)	$	(0.1	)	$	0.2	$	0.3	$	0.2

Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

								Non-U.S.							Postretirement
	U.S. Nonqualified Plan							Pension Benefits							Medical Benefits
	2021		2020			2019		2021			2020		2019		2021		2020			2019
Prior service cost	$	—	$	—		$	—	$	—		$	0.1	$	—	$	—	$	—		$	—
Net actuarial loss (gain)		—		—			0.1		0.2			1.6		0.4		0.6		(0.3	)		(0.1	)
Amortization of net actuarial (loss) gain		—		(0.1	)		—		(0.1	)		—		—		—		—			0.1
Total recognized in other comprehensive (income) loss	$	—	$	(0.1	)	$	0.1	$	0.1		$	1.7	$	0.4	$	0.6	$	(0.3	)	$	—
Total recognized in net benefit cost (credit) and other comprehensive loss (income)	$	0.1	$	—		$	0.2	$	—		$	1.6	$	0.3	$	0.8	$	—		$	0.2

Schedule of Expected Benefit Payments [Table Text Block]

	U.S.		Non-U.S.		Postretirement
	Nonqualified Plan		Pension Benefits		Medical Benefits
2022	$	0.1	$	0.6	$	0.7
2023		0.1		0.6		0.7
2024		0.1		0.6		0.7
2025		0.1		0.6		0.6
2026		0.1		0.6		0.6
2027 to 2030		0.4		3.5		2.5
Total	$	0.9	$	6.5	$	5.8