Document and Entity Information (USD $)	12 Months Ended
	Dec. 31, 2011	Mar. 16, 2012	Jun. 30, 2011
Document And Entity Information
Entity Registrant Name	American Biltrite Inc
Entity Central Index Key	0000004611
Document Type	10-K
Document Period End Date	Dec. 31, 2011
Amendment Flag	true
AmendmentDescription	American Biltrite Inc. is filing this Amendment No. 1 to its Annual Report on Form 10-K for the year ended December 31, 2011 ("Form 10-K"), which was filed with the Securities and Exchange Commission on March 29, 2012, for the sole purpose of furnishing corrected XBRL Interactive Data Files. Due to a filing error by a third party financial printer, the XBRL Interactive Data Files originally furnished with the Form 10-K contained inaccuracies in the financial statement headers preceding the Company’s Consolidated Balance Sheet, Statements of Operations and Statements of Cash Flow. No other changes have been made to the Form 10-K. Except as specifically described above, this Amendment No. 1 does not reflect events occurring after the filing of the Form 10-K, does not update disclosures contained in the Form 10-K and does not modify or amend the Form 10-K.
Current Fiscal Year End Date	--12-31
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Public Float			$ 14,200,000
Entity Common Stock, Shares Outstanding		3,447,142
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2011