Consolidated Condensed Statements of Equity - USD ($) $ in Thousands	Capital In Excess of Par Value [Member]	Capital In Excess of Par Value [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings (Accumulated Deficit) [Member]	Retained Earnings (Accumulated Deficit) [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Other Comprehensive Income (Loss) [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Total Vishay Stockholders' Equity [Member]	Total Vishay Stockholders' Equity [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Noncontrolling Interests [Member]	Noncontrolling Interests [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Total	Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]	Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Class B Convertible Common Stock [Member]	Class B Convertible Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Treasury Stock [Member]
Balance at Period Start at Dec. 31, 2020	$ 1,409,200		$ 138,990		$ 13,559		$ 1,576,215		$ 2,800		$ 1,579,015		$ 13,256		$ 1,210		$ 0
Net earnings	0		71,435		0		71,435		208		71,643		0		0		0
Other comprehensive income	0		0		(25,085)		(25,085)		0		(25,085)		0		0		0
Issuance of stock and related tax withholdings for vested restricted stock units	(1,978)		0		0		(1,963)		0		(1,963)		15		0		0
Dividends declared			(13,777)		0		(13,757)		0		(13,757)		0		0		0
Dividends declared (APIC)	20
Stock compensation expense	4,120		0		0		4,120		0		4,120		0		0		0
Balance at Period End at Apr. 03, 2021	1,345,284		217,214		(11,526)		1,565,453		3,008		1,568,461		13,271		1,210		0
Cumulative effect of accounting change for adoption of ASU		$ (66,078)		$ 20,566		$ 0		$ (45,512)		$ 0		$ (45,512)		$ 0		$ 0	0
Cumulative effect of accounting change for adoption of ASU											401,694
Balance at Period Start at Dec. 31, 2021	1,347,830		401,694		(20,252)		1,743,753		2,967		1,746,720		13,271		1,210		0
Net earnings	0		103,573		0		103,573		377		103,950		0		0		0
Other comprehensive income	0		0		(11,925)		(11,925)		0		(11,925)		0		0		0
Issuance of stock and related tax withholdings for vested restricted stock units	(2,142)		0		0		(2,123)		0		(2,123)		19		0		0
Dividends declared			(14,491)		0		(14,469)		0		(14,469)		0		0		0
Dividends declared (APIC)	22
Stock compensation expense	3,842		0		0		3,842		0		3,842		0		0		0
Repurchase of common stock held in treasury	0		0		0		(9,873)		0		(9,873)		0		0		(9,873)
Balance at Period End at Apr. 02, 2022	$ 1,349,552		$ 490,776		$ (32,177)		$ 1,812,778		$ 3,344		1,816,122		$ 13,290		$ 1,210		$ (9,873)
Cumulative effect of accounting change for adoption of ASU											$ 490,776