XML 716 R274.htm IDEA: XBRL DOCUMENT v3.22.1
Derivative financial instruments - Additional information (Details) - USD ($)
 12 Months Ended
Jan. 03, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of derivative financial instruments [Line Items]        
Hedge operations   $ (51,952,000) $ (6,464,000) $ 4,322,000
Gain/ (loss) on change in fair value of derivatives   11,463,000 (18,439,000) (2,759,000)
Effect on settlement of hedging financial instruments   1,547,000 146,000 0
Gain/ (loss) on variations in the fair value of hedging financial instrument   2,000,000.0 (2,600,000)  
Settlement of derivatives in-advance        
Disclosure of derivative financial instruments [Line Items]        
Gain/ (loss) on derivative hedging instruments settled in advance $ (804,000)      
Other reserves [member]        
Disclosure of derivative financial instruments [Line Items]        
Hedge operations   51,952,000 6,464,000 4,322,000
Gain/ (loss) on change in fair value of derivatives   $ 9,500,000 $ (15,800,000) $ (2,800,000)