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Revenue from Contracts with Customers - Narrative (Details) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Revenue Benchmark | Geographic Concentration Risk | Non-US |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 72.00% | 65.00% |
Revenue Benchmark | Geographic Concentration Risk | Singapore |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 22.00% | 18.00% |
Accounts Receivable | Customer Concentration Risk | Customer One |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 20.00% |  | 23.00%
Accounts Receivable, Sales-Type Leases | Customer Concentration Risk | Customer Two |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 61.00% |  | 62.00%
Mobile Comm Product Sales | Revenue Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 14.00% | 16.00% |
VSAT Airtime Service Sales | Revenue Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration risk | 78.00% | 79.00% |

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