Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Numerator [Abstract]
Net earnings attributable to Vishay stockholders	$ 95,038	$ 112,388	$ 206,819	$ 215,961
Denominator [Abstract]
Weighted average shares (in shares)	139,627	143,773	140,062	144,305
Outstanding phantom stock units (in shares)	137	223	139	222
Adjusted weighted average shares - basic (in shares)	139,764	143,996	140,201	144,527
Effect of dilutive securities [Abstract]
Restricted stock units (in shares)	714	401	664	451
Dilutive potential common shares (in shares)	714	401	664	451
Denominator for diluted earnings per share [Abstract]
Adjusted weighted average shares - diluted (in shares)	140,478	144,397	140,865	144,978
Basic earnings per share attributable to Vishay stockholders (in dollars per share)	$ 0.68	$ 0.78	$ 1.48	$ 1.49
Diluted earnings per share attributable to Vishay stockholders (in dollars per share)	$ 0.68	$ 0.78	$ 1.47	$ 1.49
Restricted stock units [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Abstract]
Antidilutive securities excluded from computation of earnings per share (in shares)	318	333	159	333