XML 91 R67.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Derivative Instruments - Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2019
Dec. 29, 2018
Dec. 30, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Restricted cash $ 900 $ 900  
Before-tax effect of foreign currency exchange forward contracts not designated as hedging instruments, gain (loss) 500 700 $ (3,500)
Interest expense 31,657 22,049 $ 14,017
Trade accounts receivable      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest expense 600 100  
Account receivables sold $ 84,800 $ 12,600