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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
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Dec. 31, 2017
Valuation and Qualifying Accounts [Abstract] |
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS | SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS
| Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | Deductions |  | Balance at End of Period
Description |  |  |  |
| (In thousands) |  |
Year ended December 31, 2017 |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts and sales returns and allowances | $ | 6,319 |  |  | $ | 4,920 |  |  | 1,518 |  | (1) | $ | (3,875 | ) | (2) | $ | 8,882 |
Deferred tax assets valuation allowance | 3,604 |  |  | 740 |  |  | 3,617 |  | (1) | — |  | (2) | 7,961 |
Year ended December 31, 2016: |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts and sales returns and allowances | $ | 5,572 |  |  | $ | 2,009 |  |  | $ | — |  |  | $ | (1,262 | ) | (2 | ) | $ | 6,319 |
Deferred tax assets valuation allowance | 4,887 |  |  | (1,228 | ) |  | — |  |  | (55 | ) | (2 | ) | 3,604 |
Year ended December 31, 2015: |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts and sales returns and allowances | $ | 5,659 |  |  | $ | 1,262 |  |  | $ | — |  |  | $ | (1,349 | ) | (2 | ) | $ | 5,572 |
Deferred tax asset valuation allowance | 6,772 |  |  | 80 |  |  | — |  |  | (1,965 | ) | (2 | ) | 4,887 |
(1) | Charges to other accounts primarily relates to amounts acquired through acquisition of Derma Sciences and effect of foreign currency translations.
(2) | Deductions primarily relates to allowance for doubtful accounts written off during the year, net of recoveries and other adjustments.

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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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