Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)

v2.4.0.8
Fair Value Measurements - Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) (Fair Value, Measurements, Recurring [Member], USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Sep. 29, 2012
Assets:    
Total assets $ 17,820 $ 18,154
Liabilities:    
Total liabilities 4,165 206
Derivative liabilities [Member]
    
Liabilities:    
Total liabilities 0 206
Liability for contingent consideration [Member]
    
Liabilities:    
Total liabilities 4,165  
Certificates of deposit [Member]
    
Assets:    
Total assets 17,820 17,820
Derivative assets [Member]
    
Assets:    
Total assets   334
Level 1 [Member]
    
Assets:    
Total assets 0 0
Liabilities:    
Total liabilities 0 0
Level 1 [Member] | Derivative liabilities [Member]
    
Liabilities:    
Total liabilities 0 0
Level 1 [Member] | Certificates of deposit [Member]
    
Assets:    
Total assets 0 0
Level 1 [Member] | Derivative assets [Member]
    
Assets:    
Total assets   0
Level 2 [Member]
    
Assets:    
Total assets 17,820 18,154
Liabilities:    
Total liabilities 0 206
Level 2 [Member] | Derivative liabilities [Member]
    
Liabilities:    
Total liabilities 0 206
Level 2 [Member] | Certificates of deposit [Member]
    
Assets:    
Total assets 17,820 17,820
Level 2 [Member] | Derivative assets [Member]
    
Assets:    
Total assets   334
Level 3 [Member]
    
Assets:    
Total assets 0 0
Liabilities:    
Total liabilities 4,165 0
Level 3 [Member] | Derivative liabilities [Member]
    
Liabilities:    
Total liabilities 0 0
Level 3 [Member] | Liability for contingent consideration [Member]
    
Liabilities:    
Total liabilities 4,165  
Level 3 [Member] | Certificates of deposit [Member]
    
Assets:    
Total assets 0 0
Level 3 [Member] | Derivative assets [Member]
    
Assets:    
Total assets   $ 0