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Note 1 - Basis of Presentation and Summary of Significant Accounting Policies - Restructuring Charges (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2021
Restructuring charges |  | $ 242 |
Accrued restructuring action balances | [1] | 1,003 |
Cash payments |  | (612) |
Adjustments |  | 264 |
Accrued restructuring action balances |  | 897 | $ 897
Selling, General and Administrative Expenses [Member] |  |  |
Restructuring charges |  |  | 1,690
Employee Severance [Member] |  |  |
Restructuring charges |  | 0 |
Accrued restructuring action balances | [1] | 639 |
Cash payments |  | (370) |
Adjustments |  | 301 |
Accrued restructuring action balances |  | 570 | 570
Employee Severance [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring charges |  |  | 940
Asset Impairment [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring charges |  |  | 750
Other Restructuring [Member] |  |  |
Restructuring charges |  | 242 |
Accrued restructuring action balances | [1] | 364 |
Cash payments |  | (242) |
Adjustments |  | (37) |
Accrued restructuring action balances |  | $ 327 | $ 327
[1] | The expense recorded for the three months ended September 31, 2021 of $1.2 million included $0.2 million related to the non-cash impairment of fixed assets.

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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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- 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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