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Summary of Significant Accounting Policies (Allowance for Doubtful Accounts) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Beginning balance | $ 9,166 | $ 12,135 | $ 15,693
Provision for doubtful accounts | 3,731 | 632 | 440
Write-offs | (220) | (1,793) | (1,597)
Recoveries |  | (2,204) | (1,947)
Acquisitions |  | 116 |
Currency translation adjustment | 161 | 280 | (454)
Ending balance | 12,838 | $ 9,166 | $ 12,135
Oi S.A. [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Provision for doubtful accounts | $ 3,100 |  |

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- Definition Amount of gain (loss) from converting allowance reserve for credit losses to currency of reporting entity from amount denominated or measured in a different currency, which decreases (increases) the allowance for loan and lease losses. + References No definition available. + Details
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