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Note I - Debt (Details Textual) $ in Thousands |  |  |  |  |  | 10 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 22, 2019 USD ($) | Mar. 04, 2019 USD ($) | Mar. 03, 2019 USD ($) | Sep. 25, 2018 USD ($) | Jul. 02, 2018 USD ($) | May 13, 2019 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2018 USD ($) | Jun. 29, 2018 USD ($)
Proceeds from Long-term Lines of Credit |  |  |  |  |  |  | $ 147,854 | $ 80,642 |
Proceeds from Sale Leaseback Agreement |  |  |  |  |  |  | 329 |  |
Principal Paid on Sale Leaseback Liabilities |  |  |  |  |  |  | $ 28 |  |
Minimum [Member] |  |  |  |  |  |  |  |  |
Sale Leaseback Transactions, Term |  |  |  |  |  |  | 3 years |  |
Sale Leaseback Transactions, Implied Interest Rate |  |  |  |  |  |  | 7.00% |  |
Maximum [Member] |  |  |  |  |  |  |  |  |
Sale Leaseback Transactions, Term |  |  |  |  |  |  | 5 years |  |
Sale Leaseback Transactions, Implied Interest Rate |  |  |  |  |  |  | 25.00% |  |
Prior Parent of Veth Propulsion [Member] |  |  |  |  |  |  |  |  |
Repayments of Debt |  |  |  |  | $ 1,865 |  |  |  |
Bank of Montreal [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] |  |  |  |  |  |  |  |  |
Derivative, Notional Amount | $ 20,000 |  |  |  |  |  |  |  |
Derivative, Maturity Date | Mar. 04, 2026 |  |  |  |  |  |  |  |
Veth Propulsion [Member] |  |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross |  |  |  |  | 58,862 | $ 59,407 |  |  |
Line of Credit [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  | $ 952 | $ 1,477 |
Debt, Weighted Average Interest Rate |  |  |  |  |  |  | 5.00% | 5.00% |
The 2018 Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Repayments of Debt |  |  |  | $ 32,210 |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  | 60,729 |  |  |  |
Debt Instrument, Percentage of Equity Interest in Certain Domestic Subsidiaries |  |  |  |  |  |  | 100.00% |  |
Debt Instrument, Percentage of Equity Interest in Certain Foreign Subsidiaries |  |  |  |  |  |  | 65.00% |  |
Debt Instrument, Collateral Percent of Letter of Credit Obligation Upon Occurrence of an Event Default |  |  |  |  |  |  | 105.00% |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  | $ 50,000
Proceeds from Long-term Lines of Credit |  |  |  |  | 25,729 |  |  |  |
Debt Instrument, Interest Rate During Period |  |  |  |  |  |  | 2.99% |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  |  |  |  | $ 47,324 |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  |  |  | $ 24,658 |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Agreement, Maximum Borrowing Capacity |  | $ 20,000 |  |  |  |  |  |  | $ 35,000
Proceeds from Issuance of Debt |  | 9,151 |  |  | $ 35,000 |  |  |  |
Long-term Debt, Gross |  |  | $ 10,849 |  |  |  |  |  |
Debt Instrument, Periodic Payment, Total |  | $ 500 |  |  |  |  |  |  |
Debt Instrument, Covenant, Funded Debt to EBITDA Ratio |  | 3 |  |  |  |  |  |  |
Debt Instrument, Covenant, Minimum Tangible Net Worth Plus Half of Net Income |  | $ 100,000 | $ 70,000 |  |  |  |  |  |
Debt Instrument, Interest Rate During Period |  |  |  |  |  |  | 4.71% |  |
Debt Instrument, Maturity Date |  | Mar. 04, 2026 | Jan. 02, 2020 |  |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Funded Debt to EBITDA Ratio |  |  | 3.5 |  |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, Funded Debt to EBITDA Ratio |  |  | 3.25 |  |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  | 3.00% |  |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.375% |  |  |  |  |  |  |
BMO [Member] | The 2018 Credit Agreement [Member] | Term Loan [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.375% |  |  |  |  |  |  |

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