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Restructuring Expenses (Details Textual) (USD $)	3 Months Ended
Restructuring Expenses (Details Textual) (USD $)	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2012
Restructuring Expenses (Additional Textual) [Abstract]
Restructuring plan expense			$ 2,200,000
Percentage of Company's worldwide workforce	20.00%
Cash expenditures	400,000
Annualized savings	7,000,000
One-time employee termination and other costs		300,000
Estimated restructuring reserve	$ 181,000		$ 1,665,000	$ 100,000
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%

The charge against earnings in the period, comprised of costs associated with restructuring activities not otherwise specified in the taxonomy pursuant to a duly authorized plan, excluding a discontinued operation as defined by generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, but excludes costs associated with the retirement of a long-lived asset and severance costs associated with established compensation plans.

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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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