EXIT COSTS (Details) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2011
Restructuring activities
Exit costs	$ 10,500,000	$ 10,500,000
Restructuring activities
Cost Incurred		5,304,000
Payments		2,314,000
Accrual balance at the end of the period	2,990,000	2,990,000
Employee-related
Restructuring activities
Exit costs		5,500,000
Restructuring activities
Cost Incurred	1,200,000	3,336,000
Payments		433,000
Accrual balance at the end of the period	2,903,000	2,903,000
Contract termination and other
Restructuring activities
Exit costs		5,000,000
Restructuring activities
Cost Incurred	1,600,000	1,968,000
Payments		1,881,000
Accrual balance at the end of the period	87,000	87,000
Costs of product sales
Restructuring activities
Relocation costs	400,000	500,000
Research and development costs
Restructuring activities
Relocation costs	1,000,000	1,400,000
Sales and marketing costs
Restructuring activities
Relocation costs	600,000	800,000
General and administrative costs
Restructuring activities
Relocation costs	$ 700,000	$ 1,200,000