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Note 15 - Restructuring - Summary of Activity in Reserves Related to Restructuring Initiatives (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020
Current Year Restructuring Initiatives [Member] |  |
Restructuring liabilities | $ 0 |
Additions and adjustments | 1,975 |
Payments | (1,936) |
Restructuring liabilities | 39 | $ 0
Current Year Restructuring Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member] |  |
Restructuring liabilities | 0 |
Additions and adjustments | 1,313 |
Payments | (1,274) |
Restructuring liabilities | 39 | 0
Current Year Restructuring Initiatives [Member] | Other Restructuring [Member] |  |
Restructuring liabilities | 0 |
Additions and adjustments | 662 |
Payments | (662) |
Restructuring liabilities | 0 | 0
Prior Year Initiatives [Member] |  |
Restructuring liabilities | 538 | 152
Additions and adjustments | 1,503 | 4,669
Payments | (2,031) | (4,283)
Restructuring liabilities | 10 | 538
Prior Year Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member] |  |
Restructuring liabilities | 520 | 147
Additions and adjustments | 926 | 4,004
Payments | (1,446) | (3,631)
Restructuring liabilities | 0 | 520
Prior Year Initiatives [Member] | Other Restructuring [Member] |  |
Restructuring liabilities | 18 | 5
Additions and adjustments | 577 | 665
Payments | (585) | (652)
Restructuring liabilities | $ 10 | $ 18

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3367-108585 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Amount of increase (decrease) in the accrual for restructuring costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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Period Type: | duration

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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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Namespace Prefix: |
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- Details
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Balance Type: |
Period Type: |