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Note 2 - Allowance for Doubtful Accounts Receivable (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Allowance for Credit Losses on Financing Receivables [Table Text Block] |
|  | 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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- Definition Tabular disclosure of financing receivables (examples of financing receivables include loans, trade accounts receivable and notes receivable) and activity in the allowance for credit losses account. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- References No definition available. + Details
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