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SEGMENT REPORTING (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2024 USD ($) segment | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Segment reporting |  |  |  |
Number of reportable segments | segment | 2 |  |  |
Number of operating segments | segment | 2 |  |  |
Revenue |  |  |  |
Revenue | $ 186,794 | $ 185,774 |  |
Depreciation | 34,340 | 36,404 |  |
Amortization of intangibles from acquisitions | 1,980 | 3,247 |  |
Non-cash stock-based compensation | 1,909 | 1,778 |  |
Operating income (loss) | 4,574 | 636 |  |
Segment Assets |  |  |  |
Cash, cash equivalents, and restricted cash | 69,218 | 60,977 | $ 62,167 | $ 59,728
Total current assets | 289,727 |  | 281,272 |
Fixed Assets, net | 1,071,482 |  | 1,080,659 |
Goodwill | 40,104 |  | 40,104 |
Total assets | 1,779,154 |  | 1,783,714 |
Total current liabilities | 273,617 |  | 293,194 |
Total debt, including current portion | 541,291 |  | 516,870 |
Capital Expenditures |  |  |  |
Capital expenditures | 49,489 | 52,725 |  |
Reimbursable Capital Expenditures | 13,473 | 2,127 |  |
Communication services |  |  |  |
Revenue |  |  |  |
Revenue | 181,268 | 181,308 |  |
Mobility |  |  |  |
Revenue |  |  |  |
Revenue | 26,875 | 27,266 |  |
Mobility - Business |  |  |  |
Revenue |  |  |  |
Revenue | 4,882 | 3,747 |  |
Mobility - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 21,993 | 23,519 |  |
Fixed |  |  |  |
Revenue |  |  |  |
Revenue | 119,205 | 117,793 |  |
Fixed - Business |  |  |  |
Revenue |  |  |  |
Revenue | 53,497 | 53,433 |  |
Fixed - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 65,708 | 64,360 |  |
Carrier services |  |  |  |
Revenue |  |  |  |
Revenue | 33,626 | 35,774 |  |
Other communication services |  |  |  |
Revenue |  |  |  |
Revenue | 1,562 | 475 |  |
Construction. |  |  |  |
Revenue |  |  |  |
Revenue | 1,586 | 590 |  |
Other revenue |  |  |  |
Revenue |  |  |  |
Revenue | 3,940 | 3,876 |  |
Managed Services |  |  |  |
Revenue |  |  |  |
Revenue | 3,940 | 3,876 |  |
Corporate and Other |  |  |  |
Revenue |  |  |  |
Depreciation | 78 | 731 |  |
Non-cash stock-based compensation | 1,754 | 1,634 |  |
Operating income (loss) | (7,708) | (8,847) |  |
Segment Assets |  |  |  |
Cash, cash equivalents, and restricted cash | 1,561 |  | 2,239 |
Total current assets | 11,147 |  | 11,035 |
Fixed Assets, net | 6,178 |  | 4,915 |
Total assets | 92,603 |  | 91,619 |
Total current liabilities | 30,357 |  | 37,357 |
Total debt, including current portion | 185,519 |  | 159,009 |
Capital Expenditures |  |  |  |
Capital expenditures | 1,341 |  |  |
International Telecom | Operating segments |  |  |  |
Revenue |  |  |  |
Revenue | 93,059 | 90,408 |  |
Depreciation | 16,124 | 14,186 |  |
Amortization of intangibles from acquisitions | 251 | 380 |  |
Non-cash stock-based compensation | 23 | 67 |  |
Operating income (loss) | 11,685 | 13,825 |  |
Segment Assets |  |  |  |
Cash, cash equivalents, and restricted cash | 35,369 |  | 26,354 |
Total current assets | 121,262 |  | 107,469 |
Fixed Assets, net | 479,325 |  | 481,911 |
Goodwill | 4,835 |  | 4,836 |
Total assets | 679,591 |  | 672,171 |
Total current liabilities | 87,986 |  | 86,540 |
Total debt, including current portion | 59,776 |  | 64,254 |
Capital Expenditures |  |  |  |
Capital expenditures | 16,915 | 21,464 |  |
International Telecom | Operating segments | Communication services |  |  |  |
Revenue |  |  |  |
Revenue | 91,750 | 89,088 |  |
International Telecom | Operating segments | Mobility |  |  |  |
Revenue |  |  |  |
Revenue | 26,037 | 26,107 |  |
International Telecom | Operating segments | Mobility - Business |  |  |  |
Revenue |  |  |  |
Revenue | 4,808 | 3,575 |  |
International Telecom | Operating segments | Mobility - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 21,229 | 22,532 |  |
International Telecom | Operating segments | Fixed |  |  |  |
Revenue |  |  |  |
Revenue | 61,321 | 58,891 |  |
International Telecom | Operating segments | Fixed - Business |  |  |  |
Revenue |  |  |  |
Revenue | 18,532 | 17,113 |  |
International Telecom | Operating segments | Fixed - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 42,789 | 41,778 |  |
International Telecom | Operating segments | Carrier services |  |  |  |
Revenue |  |  |  |
Revenue | 3,574 | 3,690 |  |
International Telecom | Operating segments | Other communication services |  |  |  |
Revenue |  |  |  |
Revenue | 818 | 400 |  |
International Telecom | Operating segments | Other revenue |  |  |  |
Revenue |  |  |  |
Revenue | 1,309 | 1,320 |  |
International Telecom | Operating segments | Managed Services |  |  |  |
Revenue |  |  |  |
Revenue | 1,309 | 1,320 |  |
US Telecom | Operating segments |  |  |  |
Revenue |  |  |  |
Revenue | 93,735 | 95,366 |  |
Depreciation | 18,138 | 21,487 |  |
Amortization of intangibles from acquisitions | 1,729 | 2,867 |  |
Non-cash stock-based compensation | 132 | 77 |  |
Operating income (loss) | 597 | (4,342) |  |
Segment Assets |  |  |  |
Cash, cash equivalents, and restricted cash | 32,288 |  | 33,574 |
Total current assets | 157,318 |  | 162,768 |
Fixed Assets, net | 585,979 |  | 593,833 |
Goodwill | 35,269 |  | 35,268 |
Total assets | 1,006,960 |  | 1,019,924 |
Total current liabilities | 155,274 |  | 169,297 |
Total debt, including current portion | 295,996 |  | $ 293,607 |
Capital Expenditures |  |  |  |
Capital expenditures | 31,233 | 31,261 |  |
US Telecom | Operating segments | Communication services |  |  |  |
Revenue |  |  |  |
Revenue | 89,518 | 92,220 |  |
US Telecom | Operating segments | Mobility |  |  |  |
Revenue |  |  |  |
Revenue | 838 | 1,159 |  |
US Telecom | Operating segments | Mobility - Business |  |  |  |
Revenue |  |  |  |
Revenue | 74 | 172 |  |
US Telecom | Operating segments | Mobility - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 764 | 987 |  |
US Telecom | Operating segments | Fixed |  |  |  |
Revenue |  |  |  |
Revenue | 57,884 | 58,902 |  |
US Telecom | Operating segments | Fixed - Business |  |  |  |
Revenue |  |  |  |
Revenue | 34,965 | 36,320 |  |
US Telecom | Operating segments | Fixed - Consumer |  |  |  |
Revenue |  |  |  |
Revenue | 22,919 | 22,582 |  |
US Telecom | Operating segments | Carrier services |  |  |  |
Revenue |  |  |  |
Revenue | 30,052 | 32,084 |  |
US Telecom | Operating segments | Other communication services |  |  |  |
Revenue |  |  |  |
Revenue | 744 | 75 |  |
US Telecom | Operating segments | Construction. |  |  |  |
Revenue |  |  |  |
Revenue | 1,586 | 590 |  |
US Telecom | Operating segments | Other revenue |  |  |  |
Revenue |  |  |  |
Revenue | 2,631 | 2,556 |  |
US Telecom | Operating segments | Managed Services |  |  |  |
Revenue |  |  |  |
Revenue | $ 2,631 | $ 2,556 |  |

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