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Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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Dec. 31, 2016
Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts and Reserves | VALUATION AND QUALIFYING ACCOUNTS AND RESERVES Years ended December 31, 2016, 2015 and 2014 (in thousands)
Description | 2016 |  | 2015 |  | 2014
Allowance for doubtful accounts: |  |  |  |  |
Balance, beginning of period | $ | 200 |  |  | 150 |  |  | 170 |
Charged to expense | 504 |  |  | 392 |  |  | 321 |
Accounts written off | (681 | ) |  | (528 | ) |  | (489 | )
Recoveries of accounts written off | 177 |  |  | 186 |  |  | 148 |
Balance, end of period | $ | 200 |  |  | 200 |  |  | 150 |
Reserve for litigation and claims: |  |  |  |  |
Balance, beginning of period | $ | 263 |  |  | 133 |  |  | 136 |
Charged to expense | 357 |  |  | 213 |  |  | 71 |
Revision to accrual, due to settlements | (19 | ) |  | (16 | ) |  | (5 | )
Payments | (325 | ) |  | (67 | ) |  | (69 | )
Balance, end of period | $ | 276 |  |  | 263 |  |  | 133 |

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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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