Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

Income from continuing operations before income taxes consists of the following:

	Year Ended December 31,
	2020		2019		2018
United States	$	48.0	$	24.4	$	8.2
Foreign	37.2		10.2		33.5
Income from continuing operations before income taxes	$	85.2	$	34.6	$	41.7

Schedule of Components of Income Tax Expense (Benefit)

Significant components of income tax expense (benefit), net are as follows: 

	Year Ended December 31,
	2020		2019		2018
Current:
Federal	$	(0.2)	$	4.9	$	(3.2)
State and local	1.9		2.7		(0.2)
Foreign	12.2		11.4		5.3
Total current	13.9		19.0		1.9
Deferred:
Federal	7.5		(2.0)		3.8
State and local	(2.9)		(5.5)		1.5
Foreign	(3.6)		(8.7)		—
Total deferred	1.0		(16.2)		5.3
Total income tax expense (benefit), net	$	14.9	$	2.8	$	7.2

Schedule of Effective Income Tax Rate Reconciliation

The reconciliation of income taxes computed at the U.S. federal statutory tax rate to income tax expense (benefit) is as follows:

	Year Ended December 31,
	2020		2019		2018
Income tax expense at U.S. statutory rate	$	17.9	$	7.3	$	8.7
State income taxes, net of federal tax benefit	(0.9)		(2.3)		1.2
Foreign income, net of credit on foreign taxes	—		(1.3)		0.7
Effective tax rate differential of earnings outside of U.S.	2.4		—		2.1
Change in valuation allowance	(4.2)		1.0		38.4
Research & experimentation credits	(1.0)		(0.9)		(0.8)
Foreign derived intangible income	(0.2)		(1.2)		—
Net non-deductible items	1.2		2.3		0.4
Change in uncertain tax positions	(0.6)		—		0.2
Share-based compensation	(1.7)		(2.8)		(3.3)
Capital loss carryover	—		—		(29.7)
Tax effect of 2017 tax reform federal rate change	(0.2)		—		(11.3)
Tax effect of carryforward foreign tax credits	—		—		(0.6)
Other items	2.2		0.7		1.2
Income tax expense	$	14.9	$	2.8	$	7.2

Schedule of Deferred Tax Assets and Liabilities

Significant components of our deferred tax assets and liabilities are as follows:

	December 31,
	2020		2019
Deferred tax assets:
Accruals and reserves	$	15.7	$	19.4
Pensions	2.6		2.9
Inventory	3.5		2.3
Share-based compensation	4.4		5.3
Tax credit carryforwards	10.6		15.5
Foreign net operating loss carryforwards	22.4		24.4
State net operating loss carryforwards	1.9		0.3
Capital loss carryover	—		29.4
Convertible notes	0.7		0.7
Operating leases	8.1		8.5
Other – net	7.4		5.5
Total deferred tax assets before valuation allowances	77.3		114.2
Valuation allowances	(33.9)		(68.2)
Total deferred tax assets, net of valuation allowances	$	43.4	$	46.0
Deferred tax liabilities:
Property, plant and equipment	$	27.8	$	22.2
Goodwill and intangible assets	69.1		74.9
Other – net	5.2		1.0
Total deferred tax liabilities	$	102.1	$	98.1
Net deferred tax liabilities	$	58.7	$	52.1
The net deferred tax liability is classified as follows:
Other assets	$	(1.5)	$	—
Long-term deferred tax liabilities	60.2		52.1
Net deferred tax liabilities	$	58.7	$	52.1

Schedule of Reconciliation of Unrecognized Tax Benefits

The reconciliation of beginning to ending unrecognized tax benefits is as follows:

	Year Ended December 31,
	2020		2019		2018
Unrecognized tax benefits at beginning of the year	$	2.4	$	2.3	$	0.8
(Reductions) additions for tax positions taken during the prior period	(0.6)		(0.1)		0.9
Additions for tax positions taken during the current period	0.2		0.2		1.4
Reductions relating to settlements with taxing authorities	(0.1)		—		(0.8)
Unrecognized tax benefits at end of the year	$	1.9	$	2.4	$	2.3