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SEGMENT REPORTING (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Revenue |  |  |
Revenue | $ 128,115 | $ 89,686 |
Depreciation and amortization | 22,494 | 14,554 |
Non-cash stock-based compensation | 1,666 | 1,728 |
Operating income (loss) | 17,793 | 15,893 |
Segment Assets |  |  |
Cash, Cash equivalents, and Investments | 274,248 |  | $ 278,958
Total current assets | 376,630 |  | 367,369
Fixed assets, net | 639,223 |  | 647,712
Goodwill | 62,873 |  | 62,873
Total assets | 1,193,400 |  | 1,198,218
Total current liabilities | 161,825 |  | 150,105
Total debt | 152,399 |  | 156,823
Capital Expenditures |  |  |
Capital expenditures | 45,702 | 16,445 |
Wireless |  |  |
Revenue |  |  |
Revenue | 56,230 | 58,878 |
Wireline |  |  |
Revenue |  |  |
Revenue | 63,800 | 22,445 |
Equipment and other |  |  |
Revenue |  |  |
Revenue | 3,185 | 2,774 |
Renewable energy |  |  |
Revenue |  |  |
Revenue | 4,900 | 5,589 |
Reconciling Items |  |  |
Revenue |  |  |
Depreciation and amortization | 1,372 | 1,352 |
Non-cash stock-based compensation | 1,508 | 1,700 |
Operating income (loss) | (10,231) | (8,653) |
Segment Assets |  |  |
Cash, Cash equivalents, and Investments | 142,689 |  | 131,664
Total current assets | 155,802 |  | 135,745
Fixed assets, net | 15,594 |  | 15,429
Total assets | 190,381 |  | 170,505
Total current liabilities | 21,474 |  | 18,838
Capital Expenditures |  |  |
Capital expenditures | 1,204 | 1,110 |
U.S. Telecom | Operating segments |  |  |
Revenue |  |  |
Revenue | 43,792 | 46,198 |
Depreciation and amortization | 6,551 | 5,654 |
Operating income (loss) | 16,617 | 16,746 |
Segment Assets |  |  |
Cash, Cash equivalents, and Investments | 16,143 |  | 22,235
Total current assets | 46,955 |  | 50,983
Fixed assets, net | 102,366 |  | 129,274
Goodwill | 35,268 |  | 35,268
Total assets | 209,026 |  | 240,006
Total current liabilities | 38,469 |  | 23,162
Capital Expenditures |  |  |
Capital expenditures | 6,044 | 7,561 |
U.S. Telecom | Operating segments | Wireless |  |  |
Revenue |  |  |
Revenue | 37,162 | 39,464 |
U.S. Telecom | Operating segments | Wireline |  |  |
Revenue |  |  |
Revenue | 6,051 | 6,046 |
U.S. Telecom | Operating segments | Equipment and other |  |  |
Revenue |  |  |
Revenue | 579 | 688 |
International Telecom | Operating segments |  |  |
Revenue |  |  |
Revenue | 79,291 | 37,899 |
Depreciation and amortization | 13,117 | 6,341 |
Non-cash stock-based compensation | 129 |  |
Operating income (loss) | 9,966 | 7,737 |
Segment Assets |  |  |
Cash, Cash equivalents, and Investments | 97,104 |  | 97,681
Total current assets | 146,696 |  | 143,201
Fixed assets, net | 368,372 |  | 372,741
Goodwill | 24,326 |  | 24,326
Total assets | 595,135 |  | 597,454
Total current liabilities | 85,774 |  | 95,502
Total debt | 88,120 |  | 91,316
Capital Expenditures |  |  |
Capital expenditures | 16,666 | 7,774 |
International Telecom | Operating segments | Wireless |  |  |
Revenue |  |  |
Revenue | 19,068 | 19,414 |
International Telecom | Operating segments | Wireline |  |  |
Revenue |  |  |
Revenue | 57,749 | 16,399 |
International Telecom | Operating segments | Equipment and other |  |  |
Revenue |  |  |
Revenue | 2,474 | 2,086 |
Renewable energy | Operating segments |  |  |
Revenue |  |  |
Revenue | 5,032 | 5,589 |
Depreciation and amortization | 1,454 | 1,207 |
Non-cash stock-based compensation | 29 | 28 |
Operating income (loss) | 1,441 | 63 |
Segment Assets |  |  |
Cash, Cash equivalents, and Investments | 18,312 |  | 27,378
Total current assets | 27,177 |  | 37,440
Fixed assets, net | 152,891 |  | 130,268
Goodwill | 3,279 |  | 3,279
Total assets | 198,858 |  | 190,253
Total current liabilities | 16,108 |  | 12,603
Total debt | 64,279 |  | $ 65,507
Capital Expenditures |  |  |
Capital expenditures | 21,788 |  |
Renewable energy | Operating segments | Equipment and other |  |  |
Revenue |  |  |
Revenue | 132 |  |
Renewable energy | Operating segments | Renewable energy |  |  |
Revenue |  |  |
Revenue | $ 4,900 | $ 5,589 |

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