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Income Taxes (Tables) | 12 Months Ended
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Dec. 30, 2022
Income Tax Disclosure [Abstract] |
Schedule of Income (Loss) before Income Tax, Domestic and Foreign | Income (loss) from continuing operations before provision for income taxes was as follows (in thousands):
|  | Years Ended |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Domestic |  | $ | (25,366 | ) |  | $ | (15,565 | ) |  | $ | (16,245 | )
Foreign |  |  | 70,918 |  |  |  | 46,869 |  |  |  | 24,512 |
Income before income taxes |  | $ | 45,552 |  |  | $ | 31,304 |  |  | $ | 8,267 |
Schedule of Components of Income Tax Expense (Benefit) | The provision (benefit) for income taxes consisted of the following (in thousands):
|  | Years Ended |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Current tax provision: |  |  |  |  |  |  |  |  |  |  |  |
U.S. federal |  | $ | — |  |  | $ | — |  |  | $ | 2 |
State |  |  | — |  |  |  | — |  |  |  | 15 |
Foreign |  |  | 8,141 |  |  |  | 5,308 |  |  |  | 3,186 |
Total current provision |  |  | 8,141 |  |  |  | 5,308 |  |  |  | 3,203 |
Deferred tax provision (benefit): |  |  |  |  |  |  |  |  |  |  |  |
U.S. federal |  |  | (867 | ) |  |  | 739 |  |  |  | (573 | )
State |  |  | 38 |  |  |  | 106 |  |  |  | 78 |
Foreign |  |  | (515 | ) |  |  | 650 |  |  |  | (354 | )
Total deferred provision (benefit) |  |  | (1,344 | ) |  |  | 1,495 |  |  |  | (849 | )
Provision for income taxes |  | $ | 6,797 |  |  | $ | 6,803 |  |  | $ | 2,354 |
Schedule of Effective Income Tax Rate Reconciliation | A reconciliation of the statutory U.S. federal tax rate to the Company’s effective tax rate was as follows (dollars in thousands):
|  | Years Ended |
|  | 2022 |  |  | 2021 |  |  | 2020 |
|  | Amount |  |  | Amount |  |  | Amount |
Income before income taxes |  | $ | 45,552 |  |  | $ | 31,304 |  |  | $ | 8,267 |
Income tax expense: |  |  |  |  |  |  |  |  |  |  |  |
Taxes at federal statutory tax rate |  |  | 9,566 |  |  |  | 6,574 |  |  |  | 1,736 |
State taxes, net of federal income tax benefit |  |  | 3,673 |  |  |  | (448 | ) |  |  | (1,129 | )
Equity compensation |  |  | 1,336 |  |  |  | (4,613 | ) |  |  | (5,203 | )
Foreign rate differential |  |  | (7,022 | ) |  |  | (3,890 | ) |  |  | (2,304 | )
GILTI inclusion |  |  | 14,583 |  |  |  | 171 |  |  |  | 4,461 |
Valuation allowance |  |  | (15,785 | ) |  |  | 9,302 |  |  |  | 4,899 |
Other |  |  | 446 |  |  |  | (293 | ) |  |  | (106 | )
Total income tax expense |  | $ | 6,797 |  |  | $ | 6,803 |  |  | $ | 2,354 |
Effective tax rate |  |  | 14.9 | % |  |  | 21.7 | % |  |  | 28.5 | %
Schedule of Deferred Tax Assets and Liabilities | Significant components of the Company’s deferred tax assets (liabilities) were as follows (in thousands):
|  | 2022 |  |  | 2021 |
Deferred tax assets: |  |  |  |  |  |  |  |
Accrued expenses |  | $ | 2,021 |  |  | $ | 2,450 |
Stock-based compensation |  |  | 2,851 |  |  |  | 2,146 |
Operating lease liability |  |  | 6,071 |  |  |  | 6,894 |
Net operating loss and other credit carryforwards |  |  | 36,567 |  |  |  | 51,323 |
Other deferred tax assets |  |  | 1,621 |  |  |  | 2,682 |
Gross deferred tax assets |  |  | 49,131 |  |  |  | 65,495 |
Valuation allowance |  |  | (36,009 | ) |  |  | (51,794 | )
Total deferred tax assets |  | $ | 13,122 |  |  | $ | 13,701 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Property, plant, equipment and intangibles |  | $ | (2,169 | ) |  | $ | (1,651 | )
Operating lease ROU assets |  |  | (5,979 | ) |  |  | (6,862 | )
Foreign taxes |  |  | (1,639 | ) |  |  | (2,186 | )
Total deferred tax liabilities |  |  | (9,787 | ) |  |  | (10,699 | )
Total net deferred tax assets |  | $ | 3,335 |  |  | $ | 3,002 |
Summary of Valuation Allowance | Under the incremental cash tax savings approach, the deferred tax asset valuation allowance activity was as follows (in thousands):
|  | Years Ended |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Balance at beginning of period |  | $ | (51,794 | ) |  | $ | (42,502 | ) |  | $ | (37,007 | )
Release (recapture) due to incremental cash tax savings |  |  | 829 |  |  |  | (845 | ) |  |  | 495 |
Current year change due to deferred tax asset realization |  |  | 14,956 |  |  |  | (8,447 | ) |  |  | (5,990 | )
Balance at end of period |  | $ | (36,009 | ) |  | $ | (51,794 | ) |  | $ | (42,502 | )
Schedule of Net Operating Loss Carryforwards | As of December 30, 2022, the Company had U.S. net operating loss (“NOL”) carryforwards consisting of the following (in thousands):
|  | 2022 |  |  | Expiration Date
Pre-2018 federal NOL carryforwards |  | $ | 77,085 |  |  | will begin to expire in 2023
Post-2018 federal NOL carryforwards |  |  | 64,456 |  |  | indefinite
State NOL carryforwards |  |  | 56,314 |  |  | will begin to expire in 2023
Schedule of Tax Credit Carryforwards | As of December 30, 2022, the Company had U.S. tax credit carryforwards consisting of the following (in thousands):
|  | 2022 |  |  | Expiration Date
Federal research tax credit carryforwards |  | $ | 380 |  |  | will begin to expire in 2030
State research tax credit carryforwards |  |  | 785 |  |  | indefinite
Federal foreign tax credit carryforwards |  |  | 2,013 |  |  | will begin to expire in 2028
Summary of Income Tax Examinations | The Company files income tax returns in the U.S. various states and foreign jurisdictions. In the normal course of business, the Company is subject to examination by taxing authorities throughout the world. The following tax years remain subject to examination:
Significant jurisdictions |  | Open Years
U.S. Federal |  | 2019 – 2021
U.S. States |  | 2018 – 2021
Foreign |  | 2018 – 2021
Summary of Impact of Tax Holidays | The Company operates under a tax holiday in Switzerland, which is effective through 2024, and it may be extended through 2029 if certain additional requirements are satisfied. The tax holiday is conditional upon our meeting certain employment and investment thresholds. The impact of these tax holidays is as follows (in thousands, except per share amounts):
|  | Years Ended |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Tax impact related to tax holidays |  | $ | 7,394 |  |  | $ | 4,887 |  |  | $ | 2,637 |
Impact of tax holidays on diluted earnings per share |  | $ | 0.14 |  |  | $ | 0.10 |  |  | $ | 0.05 |

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