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Reconciliation of Changes in Accrued Liabilities Associated with Restructuring Program (Detail) (LMA Restructuring Program, USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]  
Balance at December 31, 2012 $ 2,033
Subsequent accruals 6,596
Cash payments (6,088)
Foreign currency translation (49)
Balance at June 30, 2013 2,492
Termination Benefits
  
Restructuring Cost and Reserve [Line Items]  
Balance at December 31, 2012 1,744
Subsequent accruals 2,826
Cash payments (2,766)
Foreign currency translation (28)
Balance at June 30, 2013 1,776
Facility Closure Costs
  
Restructuring Cost and Reserve [Line Items]  
Subsequent accruals 374
Cash payments (100)
Foreign currency translation (2)
Balance at June 30, 2013 272
Contract Termination Costs
  
Restructuring Cost and Reserve [Line Items]  
Balance at December 31, 2012 277
Subsequent accruals 3,281
Cash payments (3,155)
Foreign currency translation (7)
Balance at June 30, 2013 396
Other Restructuring Costs
  
Restructuring Cost and Reserve [Line Items]  
Balance at December 31, 2012 12
Subsequent accruals 115
Cash payments (67)
Foreign currency translation (12)
Balance at June 30, 2013 $ 48