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Schedule II - Valuation and Qualifying Accounts - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015
Allowance for Doubtful Accounts [Member] |  |  |  |
Balance, End of Period |  | $ 506 | $ 226 | $ 317
Balance, Beginning of Period |  | 226 | 317 | 294
Additions Charged to Costs and Expenses |  | 339 | 55 | 220
Additions From Company Acquired |  | 10 |  |
Deductions | [1] | (69) | (146) | (197)
Inventory Valuation Reserve [Member] |  |  |  |
Balance, End of Period |  | 2,815 | 2,394 | 2,197
Balance, Beginning of Period |  | 2,394 | 2,197 | 2,298
Additions Charged to Costs and Expenses |  | 1,495 | 1,726 | 1,493
Additions From Company Acquired |  | 600 |  | (417)
Deductions | [1] | (1,674) | (1,529) | (1,177)
Valuation Allowance of Deferred Tax Assets [Member] |  |  |  |
Balance, End of Period |  | 5,556 | 6,150 | 6,161
Balance, Beginning of Period |  | 6,150 | 6,161 | 6,450
Additions Charged to Costs and Expenses |  |  |  |
Additions From Company Acquired |  | (569) |  | (283)
Deductions | [1] | $ (25) | $ (11) | $ (6)
[1] | For Allowance for Doubtful Accounts, deductions are uncollectible accounts charged off, less recoveries.

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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