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SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES | 12 Months Ended
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Dec. 31, 2018
Valuation And Qualifying Accounts [Abstract] |
SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES | SCHEDULE II UTSTARCOM HOLDINGS CORP. VALUATION AND QUALIFYING ACCOUNTS AND RESERVES For the Years Ended December 31, 2018, 2017, and 2016
|  |  |  |  |  | Charged |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Balance at |  |  | (credited) to |  |  | Credited to |  |  |  |  |  |  | Balance at |
|  | beginning of |  |  | costs and |  |  | other |  |  | (Deductions) |  |  | end of |
Description |  | the period |  |  | expenses |  |  | accounts |  |  | Adjustments (1) |  |  | the period |
Year ended December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 2,437 |  |  | $ | 812 |  |  | $ | (280 | ) |  | $ | (845 | ) |  | $ | 2,124 |
Tax valuation allowance |  | $ | 236,332 |  |  | $ | (1,679 | ) |  | $ | — |  |  | $ | (28,023 | ) |  | $ | 206,630 |
Year ended December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 2,339 |  |  | $ | (56 | ) |  | $ | 154 |  |  | $ | — |  |  | $ | 2,437 |
Tax valuation allowance |  | $ | 329,523 |  |  | $ | 6,162 |  |  | $ | — |  |  | $ | (99,353 | ) |  | $ | 236,332 |
Year ended December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 4,564 |  |  | $ | 1,564 |  |  | $ | — |  |  | $ | (3,789 | ) |  | $ | 2,339 |
Tax valuation allowance |  | $ | 328,397 |  |  | $ | (3,016 | ) |  | $ | 4,142 |  |  | $ | — |  |  | $ | 329,523 |
(1) | Represents write-offs of allowance for doubtful accounts and foreign exchange adjustments.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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