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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2020
Income Tax Disclosure [Abstract] |
Summary of Income from Continuing Operations before Income Taxes | Income from continuing operations before income taxes consisted of the following:
|  | Year Ended December 31, |
(in thousands) |  | 2020 |  |  | 2019 |  |  | 2018 |
Foreign |  | $ | (95,919 | ) |  | $ | 49,171 |  |  | $ | 54,753 |
United States |  |  | (264,940 | ) |  |  | (23,061 | ) |  |  | 10,256 |
Income (loss) from continuing operations before income taxes |  | $ | (360,859 | ) |  | $ | 26,110 |  |  | $ | 65,009 |
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) |  | 2020 |  |  | 2019 |  |  | 2018 |
Current: |  |  |  |  |  |  |  |  |  |  |  |
United States: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | (128 | ) |  | $ | (2,260 | ) |  | $ | 41 |
State |  |  | 674 |  |  |  | 1,400 |  |  |  | (335 | )
Foreign |  |  | (1,397 | ) |  |  | 13,764 |  |  |  | 12,039 |
Total current |  |  | (851 | ) |  |  | 12,904 |  |  |  | 11,745 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
United States: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | 17,171 |  |  |  | (3,355 | ) |  |  | 1,860 |
State |  |  | 2,896 |  |  |  | (1,619 | ) |  |  | 860 |
Foreign |  |  | (4,970 | ) |  |  | (5,424 | ) |  |  | 2,630 |
Total deferred |  |  | 15,097 |  |  |  | (10,398 | ) |  |  | 5,350 |
Income tax expense |  | $ | 14,246 |  |  | $ | 2,506 |  |  | $ | 17,095 |
Reconciliation of Income Tax Expense |
|  | Year Ended December 31, |
(in thousands) |  | 2020 |  |  | 2019 |  |  | 2018 |
Computed income tax (benefit) expense at statutory federal income tax rate |  | $ | (75,780 | ) |  |  | 21.0 | % |  | $ | 5,483 |  |  |  | 21.0 | % |  | $ | 13,665 |  |  |  | 21.0 | %
State income tax (benefit), net of federal benefit |  |  | (4,138 | ) |  |  | 1.1 | % |  |  | (173 | ) |  |  | (0.2 | )% |  |  | 3,489 |  |  |  | 5.4 | %
Deemed mandatory repatriation state tax |  |  | — |  |  |  | 0.0 | % |  |  | — |  |  |  | 0.0 | % |  |  | (909 | ) |  |  | (1.4 | )%
Deemed mandatory repatriation federal tax, net of foreign tax credit |  |  | — |  |  |  | 0.0 | % |  |  | — |  |  |  | 0.0 | % |  |  | (1,690 | ) |  |  | (2.6 | )%
Remeasurement of deferred taxes due to change in tax rates |  |  | — |  |  |  | 0.0 | % |  |  | (4,517 | ) |  |  | (17.3 | )% |  |  | (510 | ) |  |  | (0.8 | )%
Foreign tax rate differential |  |  | (401 | ) |  |  | 0.1 | % |  |  | 3,122 |  |  |  | 12.0 | % |  |  | 4,138 |  |  |  | 6.4 | %
U.S. tax (benefit) on current year foreign earnings, net of foreign tax credits |  |  | — |  |  |  | 0.0 | % |  |  | (1,792 | ) |  |  | (6.9 | )% |  |  | (223 | ) |  |  | (0.3 | )%
Goodwill impairment |  |  | 16,471 |  |  |  | (4.6 | )% |  |  | — |  |  |  | 0.0 | % |  |  | — |  |  |  | 0.0 | %
Change in valuation allowance |  |  | 77,369 |  |  |  | (21.3 | )% |  |  | 920 |  |  |  | 1.8 | % |  |  | (653 | ) |  |  | (1.0 | )%
Other adjustments, net |  |  | 725 |  |  |  | (0.2 | )% |  |  | (537 | ) |  |  | (0.8 | )% |  |  | (212 | ) |  |  | (0.3 | )%
Income tax expense |  | $ | 14,246 |  |  |  | (3.9 | )% |  | $ | 2,506 |  |  |  | 9.6 | % |  | $ | 17,095 |  |  |  | 26.4 | %
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) |  | 2020 |  |  | 2019 |
Deferred tax assets: |  |  |  |  |  |  |  |
Tax credit carryforwards |  | $ | 5,326 |  |  | $ | 7,879 |
Pension, compensation, and other employee benefits |  |  | 11,991 |  |  |  | 17,231 |
Provisions for losses |  |  | 4,623 |  |  |  | 4,778 |
Net operating loss carryforwards |  |  | 44,358 |  |  |  | 5,371 |
State income taxes |  |  | — |  |  |  | 3,089 |
Leases |  |  | 660 |  |  |  | — |
Goodwill and other intangible assets |  |  | 18,055 |  |  |  | — |
Other deferred income tax assets |  |  | 14,175 |  |  |  | 2,177 |
Total deferred tax assets |  |  | 99,188 |  |  |  | 40,525 |
Valuation allowance |  |  | (81,795 | ) |  |  | (4,276 | )
Foreign deferred tax assets included above |  |  | (7,717 | ) |  |  | (2,351 | )
United States net deferred tax assets |  |  | 9,676 |  |  |  | 33,898 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Property and equipment |  |  | (24,017 | ) |  |  | (20,681 | )
Goodwill and other intangible assets |  |  | (8,846 | ) |  |  | (16,172 | )
Leases |  |  | (857 | ) |  |  | — |
Life insurance |  |  | — |  |  |  | (3,945 | )
Other deferred income tax liabilities |  |  | (4,485 | ) |  |  | (1,858 | )
Total deferred tax liabilities |  |  | (38,205 | ) |  |  | (42,656 | )
Foreign deferred tax liabilities included above |  |  | 28,490 |  |  |  | 31,192 |
United States net deferred tax assets (liabilities) |  | $ | (39 | ) |  | $ | 22,434 |
Schedule of Unrecognized Tax Benefits |
(in thousands) |  |  |  |
Balance at December 31, 2017 |  | $ | 1,425 |
Additions for tax positions taken in prior years |  |  | 31 |
Reductions for lapse of applicable statutes |  |  | (1,086 | )
Balance at December 31, 2018 |  |  | 370 |
Additions for tax positions taken in prior years |  |  | 151 |
Reductions for lapse of applicable statutes |  |  | (296 | )
Balance at December 31, 2019 |  |  | 225 |
Additions for tax positions taken in prior years |  |  | 25 |
Reductions for lapse of applicable statutes |  |  | — |
Balance at December 31, 2020 |  | $ | 250 |

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