Income Taxes (Tables)

12 Months Ended

Dec. 31, 2023

Income Tax Disclosure [Abstract]

Summary of Income from Continuing Operations before Income Taxes

Income (loss) from continuing operations before income taxes consisted of the following:

	Year Ended December 31,
(in thousands)	2023			2022			2021
Foreign	$	90,325		$	40,178		$	(17,750	)
United States		(47,252	)		(5,558	)		(77,331	)
Income (loss) from continuing operations before income taxes	$	43,073		$	34,620		$	(95,081	)

Summary of Significant Components of the Income Tax Provision From Continuing Operations

Significant components of the income tax provision from continuing operations are as follows:

	Year Ended December 31,
(in thousands)	2023			2022		2021
Current:
United States:
Federal	$	101		$	78	$	49
State		593			302		(581	)
Foreign		19,714			7,773		(7,268	)
Total current		20,408			8,153		(7,800	)
Deferred:
United States:
Federal		—			45		—
State		(1,588	)		—		—
Foreign		(21	)		1,775		6,012
Total deferred		(1,609	)		1,820		6,012
Income tax (benefit) expense	$	18,799		$	9,973	$	(1,788	)

Reconciliation of Income Tax Expense

	Year Ended December 31,
(in thousands)	2023					2022					2021
Computed income tax expense (benefit) at statutory federal income tax rate	$	9,046		21.0	%	$	7,270		21.0	%	$	(19,967	)	21.0	%
State income tax expense (benefit), net of federal benefit		(995	)	(2.3	)%		1,264		3.6	%		(7,959	)	8.4	%
Remeasurement of deferred taxes due to change in tax rates		(735	)	(1.7	)%		(499	)	(1.4	)%		—		—
Foreign tax rate differential		792		1.8	%		733		2.1	%		(672	)	0.7	%
U.S. tax expense on current year foreign earnings, net of foreign tax credits and deductions		1,730		4.0	%		401		1.2	%		—		—
Change in valuation allowance not included in other line items		2,974		6.9	%		(702	)	(2.0	)%		21,859		(23.0	)%
Write-off of tax attributes		3,365		7.8	%		—		—			—		—
Restructuring		—		—			—		—			4,676		(4.9	)%
Other adjustments, net		2,622		6.1	%		1,506		4.3	%		275		(0.3	)%
Income tax (benefit) expense	$	18,799		43.6	%	$	9,973		28.8	%	$	(1,788	)	1.9	%

Schedule of Deferred Tax Assets and Liabilities

The components of deferred income tax assets and liabilities included in the Consolidated Balance Sheets are as follows:

	December 31,
(in thousands)	2023			2022
Deferred tax assets:
Tax credit carryforwards	$	5,679		$	7,461
Pension, compensation, and other employee benefits		16,369			16,287
Accrued liabilities and reserves		4,714			4,000
Net operating loss carryforwards		50,470			52,422
Leases		5,398			2,897
Goodwill and other intangible assets		3,990			5,100
Deferral of United States interest deductions		23,048			13,048
Other deferred income tax assets		10,245			9,601
Total deferred tax assets		119,913			110,816
Valuation allowance		(105,353	)		(101,639	)
Foreign deferred tax assets included above		(4,522	)		(2,166	)
United States net deferred tax assets		10,038			7,011
Deferred tax liabilities:
Property and equipment		(24,336	)		(21,090	)
Goodwill and other intangible assets		(12,576	)		(10,857	)
Leases		—			(295	)
Other deferred income tax liabilities		(4,020	)		(4,023	)
Total deferred tax liabilities		(40,932	)		(36,265	)
Foreign deferred tax liabilities included above		(32,410	)		(29,170	)
United States net deferred tax liabilities included above		(8,522	)		(7,095	)
United States net deferred tax assets (liabilities)	$	1,516		$	(84	)

Schedule of Unrecognized Tax Benefits

A reconciliation of the liabilities associated with uncertain tax positions (excluding interest and penalties) is as follows:

(in thousands)
Balance at December 31, 2020	$	250
Additions for tax positions taken in prior years		285
Balance at December 31, 2021		535
Reductions for lapse of applicable statutes		(23	)
Additions for tax positions taken in prior years		378
Balance at December 31, 2022		890
Reductions for lapse of applicable statutes		(217	)
Additions for tax positions taken in prior years		66
Balance at December 31, 2023	$	739