v3.26.1
Note 3 - Borrowings and Credit Agreements (Details Textual)
$ / shares in Units, $ in Thousands, € in Millions, ¥ in Millions, SFr in Millions, RM in Millions
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 29, 2025
USD ($)
$ / shares
shares
Dec. 30, 2024
MYR (RM)
Jun. 30, 2020
EUR (€)
Jun. 27, 2026
USD ($)
Jun. 27, 2026
USD ($)
Jun. 28, 2025
USD ($)
Dec. 30, 2023
Jun. 27, 2026
CHF (SFr)
Jun. 27, 2026
JPY (¥)
Dec. 27, 2025
USD ($)
Sep. 24, 2025
$ / shares
Share Price | $ / shares                     $ 20.51
Less: current portion       $ 11,182 $ 11,182         $ 11,051  
Proceeds from Lines of Credit         $ 525 $ 8,730          
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]             Effective Cost of Funds (“ECOF”) [Member]        
Revolving Credit Facility [Member] | Wholly Owned Subsidiary in Malaysia [Member]                      
Debt Instrument, Interest Rate, Effective Percentage       4.06% 4.06%     4.06% 4.06%    
Line of Credit Facility, Maximum Borrowing Capacity | RM   RM 40                  
Proceeds from Lines of Credit | RM   RM 40                  
Debt Instrument, Basis Spread on Variable Rate   0.50%                  
Line of Credit, Current       $ 9,700 $ 9,700            
Revolving Credit Facility [Member] | Kita Manufacturing Co. LTD. and Kita USA, Inc. [Member]                      
Line of Credit Facility, Maximum Borrowing Capacity | ¥                 ¥ 660    
Lines of credit       300 300       ¥ 50    
Line of Credit [Member] | Ismeca [Member]                      
Line of Credit Facility, Maximum Borrowing Capacity | SFr               SFr 2      
Lines of credit       $ 0 $ 0         0  
Number of Available Lines of Credit       1 1     1 1    
Capped Call Transaction [Member]                      
Payments for Derivative Instrument, Financing Activities $ 31,400                    
Convertible Senior Notes Due 2031 [Member]                      
Debt Instrument, Face Amount $ 287,500                    
Debt Instrument, Interest Rate, Stated Percentage 1.50%                    
Debt Instrument, Option to Purchase Additional Principal $ 27,500                    
Convertible Debt Instrument, Conversion Rate, Number of Shares Per $1,000 Principal Amount | shares 36.7975                    
Debt Instrument, Convertible, Conversion Price | $ / shares $ 27.18                    
Convertible Debt Instrument, Conversion Premium, Percent 32.50%                    
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger 130.00%                    
Proceeds from Issuance of Debt $ 278,900                    
Debt Instrument, Interest Rate, Effective Percentage       2.20% 2.20%     2.20% 2.20%    
Interest Expense, Debt       $ 1,500 $ 3,000            
Interest Expense, Debt, Excluding Amortization       1,100 2,200            
Amortization of Debt Discount (Premium)       400 800            
Debt Instrument, Unamortized Discount       8,200 8,200            
Long-Term Debt       279,300 279,300         278,500  
Long-Term Debt, Fair Value       713,800 713,800            
Kita Term Loans [Member]                      
Long-Term Debt       1,400 1,400         1,500  
Less: current portion       $ 200 $ 200         200  
Kita Term Loans [Member] | Minimum [Member]                      
Debt Instrument, Interest Rate, Stated Percentage       0.05% 0.05%     0.05% 0.05%    
Kita Term Loans [Member] | Maximum [Member]                      
Debt Instrument, Interest Rate, Stated Percentage       1.29% 1.29%     1.29% 1.29%    
Loan Facilities [Member] | Construction Loans [Member]                      
Debt Instrument, Face Amount | €     € 10.1                
Long-Term Debt       $ 5,500 $ 5,500         6,300  
Less: current portion       $ 1,000 $ 1,000         $ 1,100  
First Facility [Member] | Construction Loans [Member]                      
Debt Instrument, Face Amount | €     € 3.4                
Debt Instrument, Interest Rate, Stated Percentage     0.80%                
Debt Instrument, Term     10 years                
Second Facility [Member] | Construction Loans [Member]                      
Debt Instrument, Face Amount | €     € 5.2                
Debt Instrument, Interest Rate, Stated Percentage     1.05%                
Debt Instrument, Term     15 years                
Third Facility [Member] | Construction Loans [Member]                      
Debt Instrument, Face Amount | €     € 0.9                
Debt Instrument, Interest Rate, Stated Percentage     1.20%                
Debt Instrument, Term     10 years