CONTINGENCIES (Details) (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Mar. 31, 2013
Product warranty accrual [Roll Forward]
Accrual balance at beginning of year	$ 3,501,000	$ 4,476,000	$ 3,690,000
Accruals for product warranties	2,778,000	1,531,000
Cost of warranty claims	(2,738,000)	(2,317,000)
Accrual balance at end of period	3,541,000		3,690,000
Standby Letters of Credit [Member] | Office Space - Burlington, Massachusetts [Member]
Operating Lease Commitments [Abstract]
Maximum exposure	2,600,000
Minimum exposure	1,200,000
Standby Letters of Credit [Member] | Office Space - Daly City, California [Member]
Operating Lease Commitments [Abstract]
Maximum exposure	800,000
Avid Technology Domestic [Member] | Standby Letters of Credit [Member]
Operating Lease Commitments [Abstract]
Letters of Credit Outstanding, Amount	$ 1,500,000