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v3.21.1

Note 10 - Debt (Tables) | 9 Months Ended
--- | ---
Mar. 31, 2021
Notes Tables |
Schedule of Debt [Table Text Block] |
|  | March 31, |  |  | June 30, |
|  | 2021 |  |  | 2020 |
Borrowings under revolving credit facility |  | $ | - |  |  | $ | 50,000 |
Less current maturities |  |  | - |  |  |  | - |
Total long-term debt |  | $ | - |  |  | $ | 50,000 |

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration