Document And Entity Information	6 Months Ended
	Jun. 30, 2012	Jul. 28, 2012 Class A [Member]	Jul. 28, 2012 Class B [Member]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Trading Symbol	atx
Entity Registrant Name	CROSS A T CO
Entity Central Index Key	0000025793
Current Fiscal Year End Date	--12-29
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		11,396,065	1,804,800