Document And Entity Information (USD $)	3 Months Ended
	Mar. 31, 2012	Jul. 02, 2011
Entity Registrant Name	ANADIGICS INC
Entity Central Index Key	0000940332
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Entity Public Float		$ 215,000,000
Entity Common Stock, Shares Outstanding	70,446,735
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2012