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Income Taxes (Details - Rate Table) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Schedule of Income Tax Rate Reconciliation [Line Items] |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate | (21.00%) | (21.00%) | (21.00%)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes | 2.50% | 16.60% | 6.70%
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent | 6.80% | 155.40% | 21.90%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential | (14.30%) | (40.70%) | (47.60%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense | (8.10%) | 16.70% | (12.20%)
Effective Income Tax Rate Reconciliation, Tax Credits, Research | (3.00%) | (43.00%) | (4.20%)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance | 0.80% | (42.00%) | 1.10%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses | 0.00% | 3.70% | 0.00%
effective income tax reconciliation, compensation-related | (0.60%) | (7.70%) | (0.30%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent | 0.40% | 64.40% | 3.60%
Effective Income Tax Rate Reconciliation, Uncertain Domestic Tax Positions | 1.20% | (96.80%) | 1.40%
Effective Income Tax Rate Reconciliation, Intra-entity intangible asset transfers | 0.00% | 10.20% | (597.00%)
Effective Income Tax Rate Reconciliation, Return to provision | (5.70%) | (37.30%) | (0.20%)
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent | 1.90% | 51.80% | (0.20%)
Effective Income Tax Rate Reconciliation, Other Adjustments | 0.40% | 6.00% | (2.40%)
Reported tax rate | 3.30% | 2.90% | (584.00%)
Tax Incentives in Puerto Rico | $ 27 | $ 30 |

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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