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Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts | GLATFELTER CORPORATION AND SUBSIDIARIES SUPPLEMENTAL FINANCIAL STATEMENT SCHEDULE For each of the three years ended December 31, 2021 Valuation and Qualifying Accounts
| Allowance for
In thousands | Doubtful Accounts | Sales Discounts and Deductions
| 2021 |  | 2020 |  | 2019 |  | 2021 |  | 2020 |  | 2019
Balance, beginning of year | $ | 2,093 |  |  | $ | 1,682 |  |  | $ | 1,661 |  |  | $ | 791 |  |  | $ | 578 |  |  | $ | 832 |
Provision | 469 |  |  | 488 |  |  | 720 |  |  | 1,649 |  |  | 1,516 |  |  | 1,440 |
Write-offs, recoveries and discounts allowed | (10) |  |  | (114) |  |  | (678) |  |  | (1,493) |  |  | (1,291) |  |  | (1,526) |
Other (1) | 179 |  |  | 37 |  |  | (21) |  |  | (122) |  |  | (12) |  |  | (168) |
Balance, end of year | $ | 2,731 |  |  | $ | 2,093 |  |  | $ | 1,682 |  |  | $ | 825 |  |  | $ | 791 |  |  | $ | 578 |
The provision for doubtful accounts is included in selling, general and administrative expense and the provision for sales discounts and deductions is deducted from sales. The related allowances are deducted from accounts receivable. (1)Relates primarily to changes in currency exchange rates.

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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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