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Valuation and Qualifying Accounts (Tables) | 12 Months Ended
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Dec. 31, 2017
Receivables [Abstract] |
Schedule of Valuation and Qualifying Accounts | Valuation and qualifying accounts included the following:
(in thousands) | Balance Beginning of Year |  | Net Charged to Costs and Expenses |  | Translations, Reclassifications and Acquisitions |  | Net Write-Offs or Discounts Taken |  | Balance End of Year
2017 |  |  |  |  |  |  |  |  |  |  |  |
Reserve for sales discounts | $ | 13,488 |  |  | $ | 82,724 |  |  |  | $ | 166 |  |  |  | $ | (80,726 | ) |  | $ | 15,652 |
Reserve for inventory obsolescence | 7,262 |  |  | 3,007 |  |  |  | 886 |  |  |  | (4,223 | ) |  | 6,932 |
Reserve for warranty | 5,262 |  |  | 7,224 |  |  |  | 567 |  |  |  | (7,718 | ) |  | 5,335 |
2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for sales discounts | $ | 15,094 |  |  | $ | 77,126 |  |  |  | $ | (109 | ) |  |  | $ | (78,623 | ) |  | $ | 13,488 |
Reserve for inventory obsolescence | 9,675 |  |  | 2,041 |  |  |  | 295 |  |  |  | (4,749 | ) |  | 7,262 |
Reserve for warranty | 5,566 |  |  | 7,867 |  |  |  | (49 | ) |  |  | (8,122 | ) |  | 5,262 |
2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserve for sales discounts | $ | 15,999 |  |  | $ | 78,304 |  |  |  | $ | (145 | ) |  |  | $ | (79,064 | ) |  | $ | 15,094 |
Reserve for inventory obsolescence | 7,601 |  |  | 5,209 |  |  |  | (454 | ) |  |  | (2,681 | ) |  | 9,675 |
Reserve for warranty | 5,913 |  |  | 7,732 |  |  |  | (325 | ) |  |  | (7,754 | ) |  | 5,566 |

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