Schedule II--Valuation and Qualifying Accounts (Details) - Allowances for accounts receivable - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2020 |
Dec. 31, 2019 |
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Valuation and qualifying accounts | ||
Beginning Balance | $ 765 | $ 785 |
Charged to Cost and Expense | 130 | |
Deductions | 3 | 20 |
Ending Balance | $ 892 | $ 765 |
X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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X | ||||||||||
- Definition Amount of valuation and qualifying accounts and reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of decrease in valuation and qualifying accounts and reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Details
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