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Interest Income and Other (Expense) Income, Net (Tables)
 12 Months Ended
Jan. 25, 2015
Interest Income and Other Expense Disclosure [Abstract]  
Schedule of interest income and other expense, net
Interest and other expense, net, consist of the following:
 
Fiscal Year Ended
(in thousands)
January 25, 2015
 
January 26, 2014
 
January 27, 2013
Interest income
43

 
342

 
404

Non-recoverable VAT tax
(323
)
 
(598
)
 
(217
)
Foreign currency transaction gain (loss)
702

 
(648
)
 
(354
)
Miscellaneous expense
(257
)
 
(486
)
 
(810
)
Interest income and other income (expense), net
$
165

 
$
(1,390
)
 
$
(977
)