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Commitments, Contingencies and Other (Detail) (USD $)
In Thousands, unless otherwise specified
7 Months Ended
Jun. 30, 2012
Sep. 30, 2010
Dec. 31, 2009
Sep. 30, 2007
Loss Contingencies [Line Items]        
Loss Contingency, Range of Possible Loss, Maximum $ 6,250      
Loss Contingency, Range of Possible Loss, Minimum 2,000      
July 19, 2011 litigation [Member]
       
Loss Contingencies [Line Items]        
Gross fund amount of settlement 10,000      
Loss Contingency, Estimate of Possible Loss 2,500      
Estimated Litigation Liability 2,500      
Percent of litigation covered by insurance of initial settlement 45.00%      
Insurance Settlements Receivable 5,000      
Percent of insurance reovery beyond innitial settlement 30.00%      
US Customs action [Member]
       
Loss Contingencies [Line Items]        
Loss Contingency, Estimate of Possible Loss       1,400
Loss Contingency, Range of Possible Loss, Maximum 1,700   3,045  
Loss Contingency Accrual, at Carrying Value 1,248 1,248    
Payments for Other Taxes 342      
Tax Penalties From Examination $ 1,367