FINANCIAL INFORMATION Financial Information (Details) (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member]	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member] Credit Agreement Amendment [Member]	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member] Avid Technology Domestic [Member]	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member] Avid Technology Domestic [Member] Credit Agreement Amendment [Member]	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member] Avid Technology International BV [Member]	Aug. 29, 2014 Wells Fargo Capital Finance LLC [Member] Avid Technology International BV [Member] Credit Agreement Amendment [Member]
Payments for Restructuring	$ (10,671,000)	$ (13,200,000)
Payments for Executive Management Changes		2,400,000
Cash and Cash Equivalents, at Carrying Value	50,233,000	48,203,000	70,390,000
Net Cash Provided by (Used in) Operating Activities	(10,028,000)	(9,145,000)
Payments for Restatement Activities		13,200,000
Line of Credit Facility, Maximum Borrowing Capacity				60,000,000		40,000,000	45,000,000	20,000,000	15,000,000
Line of Credit Facility Required EBITDA					33,800,000
Line of Credit Facility, Capital Expenditures Restrictions					$ 16,000,000