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BASIS OF PRESENTATION, LIQUIDITY - Additional Information (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Net income (loss) attributable to UTStarcom Holdings Corp. | $ (3,913,000) | $ 4,820,000 | $ 6,981,000
Accumulated deficit | 1,216,703,000 | 1,212,790,000 |
Net cash inflow (used) from operations | (24,147,000) | (26,106,000) | $ 3,838,000
Cash and cash equivalents | 34,966,000 | 57,049,000 |
Subsidiaries | China |  |  |
Cash and cash equivalents | 3,100,000 | $ 8,900,000 |
Accumulated profit determined in accordance with accounting standards of a particular country that can be paid as dividends | $ 0 |  |

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