XML 26 R61.htm IDEA: XBRL DOCUMENT v3.3.1.900
Income Taxes - Deferred Income Taxes - Narrative (Detail) - USD ($)
$ in Thousands
Nov. 01, 2015
May. 03, 2015
Nov. 02, 2014
Income Taxes [Line Items]      
Current deferred tax asset $ 7,754 $ 4,790 [1] $ 6,191
Non-current deferred tax asset 382 447 [1] 508
Non-current deferred tax liability 5,927 1,050 [1] 1,395
U.S. Tax Authorities [Member]      
Income Taxes [Line Items]      
Current deferred tax asset 7,200 4,400 5,800
Non-current deferred tax liability 4,700 154 509
China [Member]      
Income Taxes [Line Items]      
Current deferred tax asset 516 421 428
Non-current deferred tax asset 382 447 508
Canada [Member]      
Income Taxes [Line Items]      
Non-current deferred tax liability $ 1,200 $ 896 $ 886
[1] Derived from audited financial statements.