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Stock-Based Compensation (Details - Future Stock Option Plans) shares in Thousands | Dec. 31, 2022 shares
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Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Common shares reserved for future issuance (in shares) | 3,095
2021 Plan [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Common shares reserved for future issuance (in shares) | 2,403
2015 Plan [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Common shares reserved for future issuance (in shares) | 530
2005 Plan [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Common shares reserved for future issuance (in shares) | 162

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- Definition Number of common shares reserved for future issuance related to deferred compensation arrangements with individuals. + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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