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Condensed Consolidated Statements of Cash Flows Supplemental Information (Details 2) (USD $)
In Thousands
6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Asset Impairments    
Accounts receivable $ 270 $ 10
Financing receivables 89 356
Property, plant and equipment 11  
Other intangible assets   17
Inventories (1)   195
Write-downs, net of recoveries $ 370 $ 578