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Note J - Economic Dependency - Substantial Net Sales to Certain Customers (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018
Net sales | $ 138,290 | $ 132,437
Customer Concentration Risk [Member] | Revenue Benchmark [Member] |  |
Net sales | 94,299 | 88,230
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer 1 [Member] |  |
Net sales | 68,197 | 74,349
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer 2 [Member] |  |
Net sales | $ 26,102 | $ 13,881

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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 + Details
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Balance Type: | credit
Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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