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Note 19 - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2015
Notes to Financial Statements |
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | 19. Valuation and Qualifying Accounts For the years ended December 31, 2015, 2014 and 2013:
|  | Balance at Beginning of Year |  |  | Reserves Assumed in Acquisition |  |  | Additions Charged to Earnings |  |  | Charges to Reserve, Net (1) |  |  | Balance at End of Year |
Year ended December 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 2,275 |  |  | $ | 63 |  |  | $ | 481 |  |  | $ | (325 | ) |  | $ | 2,494 |
Reserves for inventory |  |  | 9,387 |  |  |  | 614 |  |  |  | 3,739 |  |  |  | (3,158 | ) |  |  | 10,582 |
Valuation of deferred tax assets |  |  | 1,385 |  |  |  | - |  |  |  | 138 |  |  |  | – |  |  |  | 1,523 |
Year ended December 31, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 2,658 |  |  | $ | 209 |  |  | $ | 672 |  |  | $ | (1,264 | ) |  | $ | 2,275 |
Reserves for inventory |  |  | 6,558 |  |  |  | 2,282 |  |  |  | 2,797 |  |  |  | (2,250 | ) |  |  | 9,387 |
Valuation of deferred tax assets |  |  | 1,021 |  |  |  | - |  |  |  | 364 |  |  |  | – |  |  |  | 1,385 |
Year ended December 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 1,166 |  |  | $ | 496 |  |  | $ | 1,037 |  |  | $ | (41 | ) |  | $ | 2,658 |
Reserves for inventory |  |  | 6,999 |  |  |  | 1,131 |  |  |  | 72 |  |  |  | (1,644 | ) |  |  | 6,558 |
Valuation of deferred tax assets |  |  | 806 |  |  |  | (120 | ) |  |  | 335 |  |  |  | – |  |  |  | 1,021 |
| (1) | Deductions from the allowance for doubtful accounts equal accounts receivable written off, less recoveries, against the allowance. Deductions from the reserves for inventory excess and obsolete items equal inventory written off against the reserve as items were disposed of.

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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 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
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