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Schedule II—Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II—Valuation and Qualifying Accounts | Schedule II—Valuation and Qualifying Accounts
Description |  | Balance at beginning of period |  |  | Charges to costs and expenses |  |  | Recoveries and write offs |  |  | Balance at end of period |
|  | (In thousands) |
Allowance for doubtful trade receivables |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2021 |  | $ | 2,155 |  |  | $ | 3,933 |  |  | $ | (841 | ) |  | $ | 5,247 |
December 31, 2020 |  | $ | 2,214 |  |  | $ | 1,876 |  |  | $ | (1,935 | ) |  | $ | 2,155 |
December 31, 2019 |  | $ | 5,666 |  |  | $ | 617 |  |  | $ | (4,069 | ) |  | $ | 2,214 |
Allowance for slow moving and excess inventory |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2021 |  | $ | 82,149 |  |  | $ | 61,905 |  |  | $ | (15,073 | ) |  | $ | 128,981 |
December 31, 2020 |  | $ | 71,020 |  |  | $ | 15,595 |  |  | $ | (4,466 | ) |  | $ | 82,149 |
December 31, 2019 |  | $ | 108,567 |  |  | $ | 1,032 |  |  | $ | (38,579 | ) |  | $ | 71,020 |

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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=120395691&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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