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ALLOWANCE FOR DOUBTFUL ACCOUNTS (Tables) | 3 Months Ended
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Mar. 31, 2021
Allowance for Doubtful Accounts |
Changes in allowance for doubtful accounts |
​ | ​ | ​ | ​
Allowance for doubtful accounts, balance at December 31, 2020 | ​ | $ | 12,670
Reserve accruals | ​ |  | 1,259
Uncollectable accounts written-off | ​ | ​ | (1,511)
Foreign currency translation | ​ |  | (19)
Allowance for doubtful accounts, balance at March 31, 2021 | ​ | $ | 12,399

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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