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Accrued Liabilities and Other (Details 1) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Continuing operations:    
Self-insured liability accrual $ 13,352 $ 14,403
Accrued compensation 6,668 5,538
Accrued restructuring 5,741 4,647
Foreign deferred tax liability 2,469 1,219
Other 6,458 5,900
Total Continuing operations 34,688 31,707
Discontinued operations:    
Self-insured liability accrual 5,455 5,351
Environmental remediation liabilities 4,779 4,999
Accrued income taxes 1,045 1,022
Other 971 1,133
Total Discontinued operations 12,250 12,505
Total other deferred items and liabilities $ 46,938 $ 44,212