XML 50 R62.htm IDEA: XBRL DOCUMENT v3.2.0.727
Income Taxes - Income (Loss) before Income Taxes related to Foreign and U.S. Operations (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
May. 03, 2015
Feb. 01, 2015
Nov. 02, 2014
Aug. 03, 2014
Apr. 27, 2014
Jan. 26, 2014
Oct. 27, 2013
Jul. 28, 2013
May. 03, 2015
Apr. 27, 2014
Apr. 28, 2013
Income Taxes [Line Items]                      
Income (loss) before income taxes, foreign                 $ 14,966 $ 13,291 $ 12,038
income before income taxes $ 6,685 $ 5,922 $ 4,890 $ 5,459 $ 4,120 $ 4,574 $ 4,814 $ 5,535 22,956 19,043 20,289
China [Member]                      
Income Taxes [Line Items]                      
Income (loss) before income taxes, foreign                 12,531 11,512 10,593
Canada [Member]                      
Income Taxes [Line Items]                      
Income (loss) before income taxes, foreign                 2,695 2,149 2,075
Poland [Member]                      
Income Taxes [Line Items]                      
Income (loss) before income taxes, foreign                 (260) (370) (630)
United States [Member]                      
Income Taxes [Line Items]                      
Income (loss) before income taxes, domestic                 $ 7,990 $ 5,752 $ 8,251