Restructuring Expenses (Details Textual) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended
	Feb. 29, 2012	Mar. 31, 2012	Sep. 30, 2011	Sep. 30, 2012	Dec. 31, 2011
Restructuring Expenses (Additional Textual) [Abstract]
Percentage of Company's worldwide workforce				20.00%
Restructuring Charges for Reduction Workforce			$ 1,000,000
Other than cash expenditure			400,000
Annualized savings	7,000,000
One-time employee termination and other costs		300,000
Estimated restructuring reserve				$ 8,000	$ 1,665,000
Maximum [Member]
Restructuring Expenses (Textual) [Abstract]
Percentage of reduction of headcount	8.00%
Minimum [Member]
Restructuring Expenses (Textual) [Abstract]
Percentage of reduction of headcount	7.00%