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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2016
Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts | MKS INSTRUMENTS, INC. SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS
|  |  |  |  | Additions |  |  |  |  |  |  |
Description |  | Balance at Beginning of Year |  |  | Acquisition Beginning Balance |  |  | Charged to Costs and Expenses |  |  | Charged to Other Accounts |  |  | Deductions & Write-offs |  |  | Balance at End of Year |
|  | (in thousands) |
Allowance for doubtful accounts: |  |  |  |  |  |  |  |  |  |  |  |
Years ended December 31, |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2016 |  | $ | 1,760 |  |  | $ | 1,292 |  |  | $ | 1,109 |  |  | $ | (66 | ) |  | $ | (186 | ) |  | $ | 3,909 |
2015 |  | $ | 2,250 |  |  | $ | — |  |  | $ | (255 | ) |  | $ | 21 |  |  | $ | (256 | ) |  | $ | 1,760 |
2014 |  | $ | 1,924 |  |  | $ | — |  |  | $ | 668 |  |  | $ | 12 |  |  | $ | (354 | ) |  | $ | 2,250 |
|  |  |  |  | Additions |  |  |  |  |  |  |
Description |  | Balance at Beginning of Year |  |  | Acquisition Beginning Balance |  |  | Charged to Costs and Expenses |  |  | Charged to Other Accounts |  |  | Deductions & Write-offs |  |  | Balance at End of Year |
|  | (in thousands) |
Allowance for sales returns: |  |  |  |
Years ended December 31, |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2016 |  | $ | 601 |  |  | $ | 423 |  |  | $ | 2,262 |  |  | $ | — |  |  | $ | (2,148 | ) |  | $ | 1,138 |
2015 |  | $ | 730 |  |  | $ | — |  |  | $ | 2,500 |  |  | $ | (3 | ) |  | $ | (2,626 | ) |  | $ | 601 |
2014 |  | $ | 827 |  |  | $ | — |  |  | $ | 2,223 |  |  | $ | — |  |  | $ | (2,320 | ) |  | $ | 730 |
|  |  |  |  | Additions |  |  |  |  |  |  |
Description |  | Balance at Beginning of Year |  |  | Acquisition Beginning Balance |  |  | Charged to Costs and Expenses |  |  | Charged to Other Accounts |  |  | Deductions |  |  | Balance at End of Year |
|  | (in thousands) |
Valuation allowance on deferred tax asset: |  |  |  |
Years ended December 31, |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2016 |  | $ | 6,127 |  |  | $ | 3,769 |  |  | $ | 2,719 |  |  | $ | — |  |  | $ | (88 | ) |  | $ | 12,527 |
2015 |  | $ | 26,763 |  |  | $ | — |  |  | $ | — |  |  | $ | 113 |  |  | $ | (20,749 | ) |  | $ | 6,127 |
2014 |  | $ | 27,102 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | (339 | ) |  | $ | 26,763 |

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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 -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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