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Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts and Reserves | VALUATION AND QUALIFYING ACCOUNTS AND RESERVES Years ended December 31, 2018, 2017 and 2016 (in thousands)
Description | 2018 |  | 2017 |  | 2016
Allowance for doubtful accounts: |  |  |  |  |
Balance, beginning of period | $ | 190 |  |  | 200 |  |  | 200 |
Charged to expense | 430 |  |  | 399 |  |  | 504 |
Accounts written off | (650 | ) |  | (675 | ) |  | (681 | )
Recoveries of accounts written off | 302 |  |  | 266 |  |  | 177 |
Balance, end of period | $ | 272 |  |  | 190 |  |  | 200 |
Reserve for litigation and claims: |  |  |  |  |
Balance, beginning of period | $ | 1,892 |  |  | 2,105 |  |  | 263 |
Charged to expense | 480 |  |  | 528 |  |  | 2,186 |
Revision to accrual, due to settlements | 1 |  |  | (245 | ) |  | (19 | )
Payments | (192 | ) |  | (496 | ) |  | (325 | )
Balance, end of period | $ | 2,181 |  |  | 1,892 |  |  | 2,105 |

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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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