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Costs Associated with Exit and Restructuring Activities - Exit and Restructuring Costs (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended 12 Months Ended 18 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
Dec. 31, 2012
Jun. 29, 2013
Restructuring And Related Activities [Abstract]            
Severance, stay bonuses, and other employee-related expenses $ 1,036   $ 2,898   $ 960 $ 3,858
Professional services 54   66   0 66
Relocation and transition costs 11   32   0 32
Total $ 1,101 $ 0 $ 2,996 $ 0 $ 960 $ 3,956