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Note 5 - Restructuring and Other Charges (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended 3 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Mar. 31, 2012
Termination Fees [Member]
Mar. 31, 2012
Facility Closure Costs [Member]
Mar. 31, 2012
Relocation Fees [Member]
Note 5 - Restructuring and Other Charges (Details) [Line Items]          
Restructuring and Related Cost, Incurred Cost       $ 359  
Restructuring Charges   359 220   139
Restructuring Reserve, Accrual Adjustment $ 46