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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2023
Schedule II Valuation and Qualifying Accounts |
Schedule II - Valuation and Qualifying Accounts Disclosure [Text Block] |
|  |  | Additions |  |  |  | Deductions |  |  |  |  |  |
| Balance at Beginning of Year |  | Charged to Operations |  |  |  | Written Off |  |  |  |  |  | Balance at End of Year
Allowance for Credit Losses: |  |  |  |  |  |  |  |  |  |  |  |  |
2023 | $ | 19 |  |  | $ | 11 |  |  |  |  | $ | (11) |  |  |  |  |  |  | $ | 19 |
2022 | $ | 17 |  |  | $ | 8 |  |  |  |  | $ | (6) |  |  |  |  |  |  | $ | 19 |
2021 | $ | 17 |  |  | $ | 5 |  |  |  |  | $ | (5) |  |  |  |  |  |  | $ | 17 |
|  |  | Additions |  |  |  | Deductions |  |  |  |  |  |
| Balance at Beginning of Year |  | Charged to Operations |  |  |  | Credited to Operations |  |  |  |  |  | Balance at End of Year
Deferred Tax Valuation Allowance: |  |  |  |  |  |  |  |  |  |  |  |  |
2023 | $ | 2 |  |  | $ | — |  |  |  |  | $ | — |  |  |  |  |  |  | $ | 2 |
2022 | $ | — |  |  | $ | 2 |  |  |  |  | $ | — |  |  |  |  |  |  | $ | 2 |
2021 | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  |  |  |  |  | $ | — |

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- Definition Schedule II - Valuation and Qualifying Accounts [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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