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Note 2 - Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Mar. 31, 2018
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
(In thousands) |  | March 31, |  |  | June 30, |
|  | 2018 |  |  | 2017 |
Accounts receivable |  | $ | 49,891 |  |  | $ | 49,386 |
Less: Allowance for doubtful accounts |  |  | (362 | ) |  |  | (506 | )
Accounts receivable, net |  | $ | 49,529 |  |  | $ | 48,880 |
Property, Plant and Equipment [Table Text Block] |
Buildings (in years) |  |  | 28 | - | 40 |
Machinery and equipment (in years) |  |  | 3 | - | 10 |
Computer software (in years) |  |  | 3 | - | 8 |
Schedule of Product Warranty Liability [Table Text Block] |
|  | Nine |  |  | Nine |  |  | Fiscal |
|  | Months Ended |  |  | Months Ended |  |  | Year Ended |
(In thousands) |  | March 31, |  |  | March 31, |  |  | June 30, |
|  | 2018 |  |  | 2017 |  |  | 2017 |
Balance at beginning of the period |  | $ | 7,560 |  |  | $ | 5,069 |  |  | $ | 5,069 |
Additions charged to expense |  |  | 3,813 |  |  |  | 3,841 |  |  |  | 4,956 |
Addition from acquired company |  |  | -- |  |  |  | 907 |  |  |  | 907 |
Deductions for repairs and replacements |  |  | (4,652 | ) |  |  | (2,283 | ) |  |  | (3,372 | )
Balance at end of the period |  | $ | 6,721 |  |  | $ | 7,534 |  |  | $ | 7,560 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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