Income Taxes	3 Months Ended
Mar. 29, 2020
Income Tax Disclosure [Abstract]
Income Taxes	Note 7. Income Taxes The income tax expense for the three months ended March 29, 2020 and March 31, 2019, was $0.5 million, or an effective tax rate of (14.2)%, and $2.2 million, or an effective tax rate of 14.7%, respectively. The tax expense incurred in the three months ended March 29, 2020 was due to the combination of tax benefit recorded on the pre-tax loss for the period offset by reversal in deferred tax assets. The decline in tax expense compared with the prior year period was due primarily to profit before tax being $15.1 million in the three months ended March 31, 2019 compared to a loss of $3.7 million in the three months ended March 29, 2020. The write-down of deferred tax assets resulted from increases in valuation allowance on investment losses recorded during the period and from the tax effect of shortfalls in stock-based compensation expense. For the period ended March 31, 2019, tax expense was partially offset by the conclusion of a French tax audit that resulting in favorable changes to uncertain tax positions. The Company is subject to income taxes in the U.S. and numerous foreign jurisdictions. The future foreign tax rate could be affected by changes in the composition in earnings in countries with tax rates differing from the U.S. federal rate. The Company is under examination in various U.S. and foreign jurisdictions. The Company files income tax returns in the U.S. federal jurisdiction as well as various state, local, and foreign jurisdictions. Due to the uncertain nature of ongoing tax audits, the Company has recorded its liability for uncertain tax positions as part of its long-term liability as payments cannot be anticipated over the next twelve months. The existing tax positions of the Company continue to generate an increase in the liability for uncertain tax positions. The liability for uncertain tax positions may be reduced for liabilities that are settled with taxing authorities or on which the statute of limitations could expire without assessment from tax authorities. The possible reduction in liabilities for uncertain tax positions in multiple jurisdictions in the next twelve months is approximately $0.6 million, excluding the interest, penalties and the effect of any related deferred tax assets or liabilities. On March 27, 2020, the Coronavirus Aid, Relief and Economic Security Act (the “CARES Act”) was signed into law in response to the COVID-19 pandemic. The CARES Act, among other provisions, includes provisions related to refundable payroll tax credits, deferment of the employer portion of certain payroll taxes, net operating losses carryback periods, alternative minimum tax credit refunds, modification to net interest expense deduction limitation, and technical amendments to tax depreciation methods for qualified improvement property placed in service after December 31, 2017. The Company does not expect these provisions of The CARES Act to have a material impact to income taxes.

Income Taxes

3 Months Ended

Mar. 29, 2020

Note 7. Income Taxes

The income tax expense for the three months ended March 29, 2020 and March 31, 2019, was $0.5 million, or an effective tax rate of (14.2)%, and $2.2 million, or an effective tax rate of 14.7%, respectively. The tax expense incurred in the three months ended March 29, 2020 was due to the combination of tax benefit recorded on the pre-tax loss for the period offset by reversal in deferred tax assets. The decline in tax expense compared with the prior year period was due primarily to profit before tax being $15.1 million in the three months ended March 31, 2019 compared to a loss of $3.7 million in the three months ended March 29, 2020. The write-down of deferred tax assets resulted from increases in valuation allowance on investment losses recorded during the period and from the tax effect of shortfalls in stock-based compensation expense. For the period ended March 31, 2019, tax expense was partially offset by the conclusion of a French tax audit that resulting in favorable changes to uncertain tax positions.

The Company is subject to income taxes in the U.S. and numerous foreign jurisdictions. The future foreign tax rate could be affected by changes in the composition in earnings in countries with tax rates differing from the U.S. federal rate. The Company is under examination in various U.S. and foreign jurisdictions.

The Company files income tax returns in the U.S. federal jurisdiction as well as various state, local, and foreign jurisdictions. Due to the uncertain nature of ongoing tax audits, the Company has recorded its liability for uncertain tax positions as part of its long-term liability as payments cannot be anticipated over the next twelve months. The existing tax positions of the Company continue to generate an increase in the liability for uncertain tax positions. The liability for uncertain tax positions may be reduced for liabilities that are settled with taxing authorities or on which the statute of limitations could expire without assessment from tax authorities. The possible reduction in liabilities for uncertain tax positions in multiple jurisdictions in the next twelve months is approximately $0.6 million, excluding the interest, penalties and the effect of any related deferred tax assets or liabilities.

On March 27, 2020, the Coronavirus Aid, Relief and Economic Security Act (the “CARES Act”) was signed into law in response to the COVID-19 pandemic. The CARES Act, among other provisions, includes provisions related to refundable payroll tax credits, deferment of the employer portion of certain payroll taxes, net operating losses carryback periods, alternative minimum tax credit refunds, modification to net interest expense deduction limitation, and technical amendments to tax depreciation methods for qualified improvement property placed in service after December 31, 2017. The Company does not expect these provisions of The CARES Act to have a material impact to income taxes.