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Allowance for Doubtful Accounts | 12 Months Ended
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Dec. 31, 2018
Receivables [Abstract] |
Allowance for Doubtful Accounts | NOTE F – Allowance for Doubtful Accounts The allowance for doubtful accounts activity, included in accounts receivable, net, was as follows (in thousands):
|  | 2018 |  |  | 2017 |  |  | 2016 |
Balances, January 1 |  | $ | 763 |  |  | $ | 515 |  |  | $ | 446 |
Provision for doubtful accounts |  |  | 2,590 |  |  |  | 1,705 |  |  |  | 1,375 |
Write-offs, net of recoveries |  |  | (1,961 | ) |  |  | (1,457 | ) |  |  | (1,306 | )
Balances, December 31 |  | $ | 1,392 |  |  | $ | 763 |  |  | $ | 515 |

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- References No definition available. + Details
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