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Note 3 - Discontinued Operations (Details) - Assets and Liabilities Related to Discontinued Operations (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Jun. 30, 2014
Assets and Liabilities Related to Discontinued Operations [Abstract]    
Current assets $ 62sxi_AssetsOfDiscontinuedOperationCurrent $ 199sxi_AssetsOfDiscontinuedOperationCurrent
Other non-current assets 3,014sxi_AssetsOfDiscontinuedOperationNoncurrent 3,014sxi_AssetsOfDiscontinuedOperationNoncurrent
Accrued expenses 1,424sxi_DiscontinuedOperationAccruedLiabilities 2,340sxi_DiscontinuedOperationAccruedLiabilities
Accrued pension and other non-current liabilities $ 1,374sxi_LiabilitiesOfDiscontinuedOperationsNoncurrent $ 1,791sxi_LiabilitiesOfDiscontinuedOperationsNoncurrent