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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 (Dollars in thousands)
Description | Balance at Beginning of Period |  | Charged to (Recovered from) Costs and Expenses |  | Charged to Other Accounts |  | Deductions |  | Balance at End of Period
Allowance for doubtful accounts: |  |  |  |  |  |  |  |  |
Year ended December 31, 2019 | $ | 1,882 |  |  | $ | (226 | ) |  | $ | — |  |  | $ | (89 | ) |  | $ | 1,567 |
Year ended December 31, 2018 | 729 |  |  | 1,189 |  |  | — |  |  | (36 | ) |  | 1,882 |
Year ended December 31, 2017 | 443 |  |  | 592 |  |  | — |  |  | (306 | ) |  | 729 |

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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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