Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023
Numerator [Abstract]
Net earnings attributable to Vishay stockholders	$ 30,924	$ 111,781
Denominator [Abstract]
Weighted average shares (in shares)	137,601	140,496
Outstanding phantom stock units (in shares)	125	140
Adjusted weighted average shares - basic (in shares)	137,726	140,636
Effect of dilutive securities [Abstract]
Restricted stock units (in shares)	750	615
Dilutive potential common shares (in shares)	750	615
Denominator for diluted earnings per share [Abstract]
Adjusted weighted average shares - diluted (in shares)	138,476	141,251
Basic earnings per share attributable to Vishay stockholders (in dollars per share)	$ 0.22	$ 0.79
Diluted earnings per share attributable to Vishay stockholders (in dollars per share)	$ 0.22	$ 0.79
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)	127	0