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Note 2 - Allowance for Doubtful Accounts Receivable | 12 Months Ended
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Dec. 31, 2018
Notes to Financial Statements |
Loans, Notes, Trade and Other Receivables Disclosure [Text Block] |
NOTE 2 - Allowance for Doubtful Accounts Receivable:
The activity in the allowance for doubtful accounts receivable was as follows (in thousands):
|  | 2018 |  |  | 2017 |  |  | 2016 |
Balance at the beginning of year |  | $ | 1,382 |  |  | $ | 1,276 |  |  | $ | 848 |
Provision for bad debts |  |  | 867 |  |  |  | 1,002 |  |  |  | 523 |
Charge-offs |  |  | (210 | ) |  |  | (901 | ) |  |  | (96 | )
Recoveries |  |  | 3 |  |  |  | 5 |  |  |  | 1 |
Balance at the end of year |  | $ | 2,042 |  |  | $ | 1,382 |  |  | $ | 1,276 |

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