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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2017
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS |
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS Years Ended December 31, 2017, 2016 and 2015
|  |  |  |  | Charged to |  |  |  |  |  | Balance at |
|  | Balance at |  |  | Costs and |  | Charged to |  |  |  |  |  |
|  | Beginning |  |  | Other |  | Other |  |  |  | End of |
|  | of Period |  |  | Deductions |  | Accounts |  | Deductions |  | Period |
|  | (In thousands) |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 43,757 |  |  | 2,544 |  | 86 |  | (2,011) |  | $ | 44,376 |
Inventory reserve |  | $ | 26,537 |  |  | 5,897 |  | — |  | (3,500) |  | $ | 28,934 |
Valuation allowance on deferred tax assets |  | $ | 1,807,728 |  |  | — |  | 61,762 |  | — |  | $ | 1,869,490 |
2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 44,553 |  |  | 19,132 |  | (58) |  | (19,870) |  | $ | 43,757 |
Inventory reserve |  | $ | 46,813 |  |  | 13,587 |  | — |  | (33,863) |  | $ | 26,537 |
Valuation allowance on deferred tax assets |  | $ | 1,560,162 |  |  | — |  | 247,566 |  | — |  | $ | 1,807,728 |
2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 23,545 |  |  | 36,720 |  | (288) |  | (15,424) |  | $ | 44,553 |
Inventory reserve |  | $ | 45,141 |  |  | 9,485 |  | — |  | (7,813) |  | $ | 46,813 |
Valuation allowance on deferred tax assets |  | $ | 1,537,507 |  |  | — |  | 22,655 |  | — |  | $ | 1,560,162 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -URI http://asc.fasb.org/topic&trid=2122369 + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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