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Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited)
shares in Thousands, $ in Thousands
Apr. 01, 2023
USD ($)
shares
Apr. 01, 2023
SFr / shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2022
SFr / shares
Statement of Financial Position [Abstract]        
Accumualted depreciation | $ $ 934,438   $ 904,922  
Common shares, par value (in CHF dollars per share) | SFr / shares   SFr 0.10   SFr 0.10
Common shares, authorized 198,077   198,077  
Common shares, issued 198,077   198,077  
Common shares, outstanding 191,450   191,623  
Treasury stock shares 6,627   6,454