Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Debt (Details Textual)

v3.20.1
Note 9 - Debt (Details Textual)
$ in Thousands
9 Months Ended
Mar. 30, 2020
USD ($)
Mar. 23, 2020
USD ($)
Dec. 21, 2018
USD ($)
Mar. 31, 2020
USD ($)
Mar. 31, 2019
USD ($)
Jun. 30, 2019
USD ($)
Proceeds from Long-term Lines of Credit       $ 100,000 $ 16,000  
Long-term Line of Credit, Total       100,000  
Revolving Credit Facility [Member] | The Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity     $ 165,000      
Debt Issuance Costs, Net, Total     600      
Proceeds from Long-term Lines of Credit $ 20,000 $ 80,000        
Long-term Line of Credit, Total       100,000   0
Line of Credit Facility, Interest Rate at Period End         1.50%  
Interest Expense, Debt, Total       200 $ 300  
Long-term Debt, Fair Value       100,000    
Debt Covenant, Fixed Charge Coverage Ratio, Maximum Unused Availability     $ 18,500      
Debt Instrument, Covenant, Minimum Fixed Charge Coverage Ratio     1      
Line of Credit Facility, Remaining Borrowing Capacity       23,900   158,900
Revolving Credit Facility [Member] | The Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 0.95%   1.00%      
Revolving Credit Facility [Member] | The Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]            
Debt Instrument, Basis Spread on Variable Rate     1.50%      
Revolving Credit Facility [Member] | The Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]            
Debt Instrument, Basis Spread on Variable Rate     2.00%      
Revolving Credit Facility [Member] | The Facility [Member] | Fed Funds Effective Rate Overnight Index Swap Rate [Member]            
Debt Instrument, Basis Spread on Variable Rate     0.50%      
Revolving Credit Facility [Member] | The Facility [Member] | Additional Margin on Variable Rate Option [Member] | Minimum [Member]            
Debt Instrument, Basis Spread on Variable Rate     0.50%      
Revolving Credit Facility [Member] | The Facility [Member] | Additional Margin on Variable Rate Option [Member] | Maximum [Member]            
Debt Instrument, Basis Spread on Variable Rate     1.00%      
Standby Letters of Credit [Member] | The Facility [Member]            
Letters of Credit Outstanding, Amount       $ 5,800   $ 6,100