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Note 12 - Restructuring Charges (Detail) - Activity in the restructuring accural for all oustanding plans: (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011
Accrual balance	$ 1,231
Accrual adjustments	(36)
Cash paid	(1,195)
Employee Severance [Member]
Accrual balance	881
Accrual adjustments	(36)
Cash paid	(845)
Other Restructuring [Member]
Accrual balance	350
Cash paid	$ (350)

Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

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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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