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Schedule II Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II Valuation and Qualifying Accounts | Schedule II Valuation and Qualifying Accounts
(in thousands) |  | Balance at Beginning of Period |  | Charged to (Reduction of) Cost and Expenses |  | Deductions |  | Balance at End of Period
Year ended December 31, 2019 |  |  |  |  |  |  |  |
Deducted from asset account: |  |  |  |  |  |  |  |
Inventory reserves |  | $ | 676 |  |  | $ | 1,767 |  |  | $ | (1,696 | ) |  | $ | 747 |
Year ended December 31, 2018 |  |  |  |  |  |  |  |
Deducted from asset account: |  |  |  |  |  |  |  |
Inventory reserves |  | $ | 697 |  |  | $ | 1,828 |  |  | $ | (1,849 | ) |  | $ | 676 |
Year ended December 31, 2017 |  |  |  |  |  |  |  |
Deducted from asset account: |  |  |  |  |  |  |  |
Inventory reserves |  | $ | 966 |  |  | $ | 1,237 |  |  | $ | (1,506 | ) |  | $ | 697 |

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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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