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Note 18 - Summary of Quarterly Results (Unaudited) - Statement of Operations Data (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Net sales | $ 83,409 | $ 78,843 | $ 92,305 | $ 87,466 | $ 83,419 | $ 78,156 | $ 85,658 | $ 84,159 | $ 80,844 | $ 70,740 | $ 84,687 | $ 85,925 | $ 342,023 |  | $ 331,392 |  | $ 322,196 |  | $ 307,857 | $ 299,463
Cost of products and services sold |  |  |  |  |  |  |  |  |  |  |  |  | 252,789 |  | 248,012 |  | 238,525 |  | 233,408 | 234,165
Restructuring costs (in cost of sales) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,503 |  |  |  |  |
Loss on sale of a subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 565 |
(Gain) loss on sale of a building |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,361) |  |  |  | (343) |
Acquisition deal costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,608 |  |  |  |  |
Transition and Realignment Costs |  |  |  |  |  |  |  |  |  |  |  |  | 3,136 |  |  |  |  |  |  |
Restructuring costs (in SG&A) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,091) |  |  |  |  |
Selling and administrative expenses |  |  |  |  |  |  |  |  |  |  |  |  | 79,750 |  | 77,272 |  | 69,715 |  | 66,694 | 62,175
Goodwill and intangible asset impairment |  |  |  |  |  |  |  |  |  |  |  |  | 28,000 |  | 479 |  |  |  |  | 805
Operating income |  |  |  |  |  |  |  |  |  |  |  |  | (21,652) |  | 3,609 |  | 13,956 |  | 7,533 | 2,318
Interest (income) |  |  |  |  |  |  |  |  |  |  |  |  | (39) |  | (91) |  | (84) |  | (26) | (17)
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  | 1,719 |  | 620 |  | 36 |  | 45 | 68
(Loss) income before income taxes |  |  |  |  |  |  |  |  |  |  |  |  | (23,332) |  | 3,080 |  | 14,004 |  | 7,514 | 2,267
Income taxes |  |  |  |  |  |  |  |  |  |  |  |  | (3,791) |  | 80 |  | 4,522 |  | 2,363 | 1,337
Net income (loss) | $ (2,664) | $ 220 | $ (1,468) | $ (15,629) | $ 696 | $ (531) | $ 2,006 | $ 829 | $ 1,428 | $ 522 | $ 3,782 | $ 3,750 | $ (19,541) |  | $ 3,000 |  | $ 9,482 |  | $ 5,151 | $ 930
Basic (in dollars per share) | $ (0.10) | $ (0.01) | $ (0.06) | $ (0.61) | $ 0.03 | $ (0.02) | $ 0.08 | $ 0.03 | $ 0.06 | $ 0.02 | $ 0.15 | $ 0.15 | $ (0.76) |  | $ 0.12 |  | $ 0.38 |  | $ 0.21 | $ 0.04
Diluted (in dollars per share) | $ (0.10) | $ (0.01) | $ (0.06) | $ (0.61) | $ 0.03 | $ (0.02) | $ 0.08 | $ 0.03 | $ 0.06 | $ 0.02 | $ 0.15 | $ 0.15 | (0.76) |  | 0.12 |  | 0.37 |  | 0.21 | 0.04
Cash dividends paid per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.20 |  | $ 0.20 |  | $ 0.17 |  | $ 0.12 | $ 0.24
Basic (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 25,866 |  | 25,436 |  | 24,988 |  | 24,496 | 24,388
Diluted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 25,866 | [1] | 25,988 | [1] | 25,592 | [1] | 24,638 | 24,546
Working capital | $ 67,882 |  |  |  | $ 61,704 |  |  |  | $ 88,510 |  |  |  | $ 67,882 |  | $ 61,704 |  | $ 88,510 |  | $ 80,813 | $ 74,349
Total assets | 229,517 |  |  |  | 256,680 |  |  |  | 195,560 |  |  |  | 229,517 |  | 256,680 |  | 195,560 |  | 180,690 | 168,688
Long-term debt | 45,360 |  |  |  | 49,698 |  |  |  |  |  |  |  | 45,360 |  | 49,698 |  |  |  |  |
Shareholders’ equity | $ 139,251 |  |  |  | $ 160,078 |  |  |  | $ 155,520 |  |  |  | $ 139,251 |  | $ 160,078 |  | $ 155,520 |  | $ 142,952 | $ 138,412
[1] | Options to purchase 2,802,420 common shares, 1,698,883 common shares, and 1,331,300 common shares at June 30, 2018, 2017, and 2016, respectively, were not included in the computation of diluted earnings per share because the exercise price was greater than the average fair market value of the common shares. For the year ended June 30, 2018 the effect of dilutive securities was not included in the calculation of diluted earnings (loss) per share because there was a net operating loss for the period.

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 + Details
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=68048583&loc=d3e3636-108311 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: 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(31)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: 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(30)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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