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Note 1 - Summary of Accounting Policies (Tables) | 12 Months Ended
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Jun. 30, 2021
Notes Tables |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Balance at beginning of year |  |  | $ 2,113 |  |  |  | $ 1,250 |  |  |  | $ 1,590 |
Acquisitions and other |  |  | 20 |  |  |  | 192 |  |  |  | 66 |
Provision charged to expense |  |  | 605 |  |  |  | 824 |  |  |  | (48) |
Write-offs, net of recoveries |  |  | (1,150) |  |  |  | (153) |  |  |  | (358) |
Balance at end of year |  |  | $ 1,588 |  |  |  | $ 2,113 |  |  |  | $ 1,250 |
Property, Plant and Equipment, Useful Lives [Table Text Block] |
Buildings (years) |  | 40 | to | 50 |
Leasehold improvements |  | Lesser of useful life or term, unless renewals are deemed to be reasonably assured |
Machinery and equipment (years) |  | 8 | to | 15 |
Furniture and fixtures (years) |  | 3 | to | 10 |
Computer hardware and software (years) |  | 3 | to | 7 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
Customer relationships (years) |  | 5 | to | 15 |
Patents (years) |  | 12 |  |  |
Non-compete agreements (years) |  | 5 |  |  |
Other (years) |  | 10 |  |  |
Developed technology (years) |  | 10 | to | 20 |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
|  | 2021 |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Financial Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Marketable securities - deferred compensation plan |  | $ | 2,988 |  |  | $ | 2,988 |  |  | $ | - |  |  | $ | - |
Foreign exchange contracts |  |  | 255 |  |  |  | - |  |  |  | 255 |  |  |  | - |
Financial Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange contracts |  | $ | 1,222 |  |  | $ | - |  |  | $ | 1,222 |  |  | $ | - |
Interest rate swaps |  |  | 3,096 |  |  |  | - |  |  |  | 3,096 |  |  |  | - |
Contingent consideration (a) |  |  | 3,333 |  |  |  | - |  |  |  | - |  |  |  | 3,333 |
|  | 2020 |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Financial Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Marketable securities - deferred compensation plan |  | $ | 2,065 |  |  | $ | 2,065 |  |  | $ | - |  |  | $ | - |
Interest rate swaps |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Financial Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange contracts |  | $ | 2,477 |  |  | $ | - |  |  | $ | 2,477 |  |  | $ | - |
Interest rate swaps |  |  | 6,667 |  |  |  | - |  |  |  | 6,667 |  |  |  | - |
Contingent consideration(a) |  |  | 1,343 |  |  |  | - |  |  |  | - |  |  |  | 1,343 |
Schedule of Product Warranty Liability [Table Text Block] |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Balance at beginning of year |  | $ | 1,781 |  |  | $ | 1,911 |  |  | $ | 1,849 |
Acquisitions and other charges |  |  | 68 |  |  |  | (86 | ) |  |  | (85 | )
Warranty expense |  |  | 2,007 |  |  |  | 1,783 |  |  |  | 2,346 |
Warranty claims |  |  | (1,770 | ) |  |  | (1,827 | ) |  |  | (2,199 | )
Balance at end of year |  | $ | 2,086 |  |  | $ | 1,781 |  |  | $ | 1,911 |
Schedule of Weighted Average Number of Shares [Table Text Block] |
(share amounts in thousands) |  | 2021 |  |  | 2020 |  |  | 2019 |
Basic – Average Shares Outstanding |  |  | 12,156 |  |  |  | 12,324 |  |  |  | 12,574 |
Effect of Dilutive Securities – Stock Options and Restricted Stock Awards |  |  | 102 |  |  |  | 63 |  |  |  | 59 |
Diluted – Average Shares Outstanding |  |  | 12,258 |  |  |  | 12,387 |  |  |  | 12,633 |

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