Quarterly report pursuant to Section 13 or 15(d)

Credit Facilities (Details Textual)

v3.20.2
Credit Facilities (Details Textual)
€ in Thousands, ₩ in Thousands, ¥ in Thousands
9 Months Ended
Jun. 23, 2020
EUR (€)
Installment
May 18, 2020
CNY (¥)
Sep. 26, 2020
USD ($)
Sep. 28, 2019
USD ($)
Sep. 26, 2020
EUR (€)
Sep. 26, 2020
KRW (₩)
Debt Instrument [Line Items]            
Loans maturity, description     Various      
PNC Bank, National Association, as Administrative Agent, and Lender Party [Member]            
Debt Instrument [Line Items]            
Interest expense recognized | $     $ 5,863,000 $ 11,442,000    
PNC Bank, National Association, as Administrative Agent, and Lender Party [Member] | Revolving Credit Facility [Member]            
Debt Instrument [Line Items]            
Credit facilities, maximum borrowing capacity | $     $ 400,000,000      
Net investment hedge | €         € 90,000  
Effective interest rate     1.84%   1.84% 1.84%
Intesa Sanpaolo S.p.A [Member] | Term Loan [Member]            
Debt Instrument [Line Items]            
Loan provided under agreement | € € 5,000          
Number of monthly installments for repayment of loan facility | Installment 12          
Interest rate 1.25%          
Citibank [Member] | Fixed Asset Facility [Member]            
Debt Instrument [Line Items]            
Borrows amount | ¥   ¥ 50,000        
Interest rate   1-year loan prime rate plus 1.50%        
Final payment due date   Nov. 30, 2022        
Number of days for borrows amount   180 days        
Citibank [Member] | Working Capital Facility [Member]            
Debt Instrument [Line Items]            
Interest rate   1-year loan prime rate plus 0.50%        
Maximum borrow amounts under agreement | ¥   ¥ 15,000        
Shinhan Bank [Member] | Term Loan [Member]            
Debt Instrument [Line Items]            
Credit facilities, maximum borrowing capacity | ₩           ₩ 1,000,000
Loan maturity month and year     2020-03      
National Australia Bank [Member] | Other Long-Term Debt [Member]            
Debt Instrument [Line Items]            
Loans, frequency of payments     monthly      
Loans maturity, description     The loans mature at various dates through July 2023.      
National Australia Bank [Member] | Minimum [Member] | Other Long-Term Debt [Member]            
Debt Instrument [Line Items]            
Interest rates     4.50%   4.50% 4.50%
National Australia Bank [Member] | Maximum [Member] | Other Long-Term Debt [Member]            
Debt Instrument [Line Items]            
Interest rates     5.10%   5.10% 5.10%