Business Restructuring (Details) (USD $)	3 Months Ended
Jun. 30, 2012	Mar. 31, 2012	Mar. 27, 2012
Business Restructuring (Textual) [Abstract]
Restructuring reserve			$ 706,000
Reduction in restructuring accrual	50,000
Payment of severance cost	185,000
Other accrued liabilities	$ 355,000	$ 590,000

Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. 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, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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

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