Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 29, 2025	Mar. 30, 2024
Numerator [Abstract]
Net earnings (loss) attributable to Vishay stockholders	$ (4,092)	$ 30,924
Denominator [Abstract]
Weighted average shares (in shares)	135,666	137,601
Outstanding phantom stock units (in shares)	133	125
Adjusted weighted average shares - basic (in shares)	135,799	137,726
Effect of dilutive securities [Abstract]
Restricted stock units (in shares)	0	750
Dilutive potential common shares (in shares)	0	750
Denominator for diluted earnings (loss) per share [Abstract]
Adjusted weighted average shares - diluted (in shares)	135,799	138,476
Basic earnings (loss) per share attributable to Vishay stockholders (in dollars per share)	$ (0.03)	$ 0.22
Diluted earnings (loss) per share attributable to Vishay stockholders (in dollars per share)	$ (0.03)	$ 0.22
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)	2,657	127