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VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
VALUATION AND QUALIFYING ACCOUNTS | SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS December 31, 2018 (In thousands)
|  |  |  | Additions |  |  |  |
Description |  | Balance at beginning of period |  | Charged to costs and expenses |  | Charged to other accounts |  | Deductions |  | Balance at end of period
Allowance for Doubtful Accounts: |  |  |  |  |  |  |  |  |
Year ended December 31, 2016 |  | $ | 26,470 |  |  | $ | 30,632 |  |  | $ | 2,680 |  |  | $ | (32,738 | ) |  | $ | 27,044 |
Year ended December 31, 2017 |  | $ | 27,044 |  |  | $ | 25,370 |  |  | $ | 555 |  |  | $ | (29,857 | ) |  | $ | 23,112 |
Year ended December 31, 2018 |  | $ | 23,112 |  |  | $ | 17,597 |  |  | $ | 7,153 |  |  | $ | (23,109 | ) |  | $ | 24,753 |
Deferred Tax Valuation Allowance: |  |  |  |  |  |  |  |  |  |  |  |
Year ended December 31, 2016 |  | $ | 121,602 |  |  | $ | 142,862 |  | (1) | $ | — |  |  | $ | (159 | ) |  | $ | 264,305 |
Year ended December 31, 2017 |  | $ | 264,305 |  |  | $ | 71,782 |  | (2) | $ | — |  |  | $ | — |  |  | $ | 336,087 |
Year ended December 31, 2018 |  | $ | 336,087 |  |  | $ | 330 |  | (3) | $ | — |  |  | $ | — |  |  | $ | 336,417 |
(1) Adjustment to valuation allowance for federal and state net operating losses and federal credits of $128,931 and $13,931, respectively. (2) Adjustment to valuation allowance for federal and state net operating losses of $294,568 and a reduction of $222,786 resulting from the Tax Cuts and Jobs Act. (3) Reduction of valuation allowance for federal and state net operating losses and federal credits of $5,919 off-set by additional valuation allowance for federal credits of $207 and adjustments resulting from the Tax Cuts and Jobs Act of $6,042.

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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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