Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

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Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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- Definition

Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal 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, 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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- Definition

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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Restructuring (Details Textuals) (USD $)	12 Months Ended			3 Months Ended
Restructuring (Details Textuals) (USD $)	Mar. 31, 2008	Jun. 30, 2011	Mar. 31, 2011	Jun. 30, 2011 Facility Closing [Member]	Jun. 30, 2011 Employee Severance [Member]	Jun. 30, 2011 Contract Termination [Member]
Restructuring and Related Cost [Line Items]
Restructuring and Related Cost, Incurred Cost				$ 900,000	$ 2,900,000	$ 200,000
Restructuring (Textuals)
Restructuring charges, net	6,900,000
Restructuring Liability, Current		700,000	700,000
Restructuring Liability, Noncurrent		2,300,000	2,500,000
Restructuring reserve accrual		$ 2,979,000	$ 3,157,000