XML 43 R45.htm IDEA: XBRL DOCUMENT v3.2.0.727
Long-Term Debt and Lines of Credit - Lines of Credit - Narrative (Detail)
3 Months Ended 12 Months Ended
Jul. 10, 2015
USD ($)
Aug. 02, 2015
USD ($)
Aug. 03, 2014
USD ($)
May. 03, 2015
USD ($)
Aug. 02, 2015
CNY (¥)
Aug. 03, 2014
EUR (€)
United States [Member] | Revolving Credit Facility [Member]            
Line of Credit Facility [Line Items]            
Maximum borrowing capacity       $ 10,000,000    
Interest rate description   Interest is charged at a rate equal to the one-month LIBOR rate plus a spread based on our ratio of debt to EBITDA as defined in the agreement        
Expiration date Aug. 31, 2017     Aug. 31, 2015    
Reference rate on which the interest rate is based   One-month LIBOR rate        
Applicable interest rate at end of period   1.69% 1.76% 1.78% 1.69% 1.76%
Annual capital expenditures limit $ 12,000,000          
Letter of credit, outstanding amount   $ 250,000 $ 195,000 $ 250,000    
Outstanding amount   0 0 0    
China [Member] | Revolving credit agreement [Member]            
Line of Credit Facility [Line Items]            
Maximum borrowing capacity   $ 6,400,000     ¥ 40,000,000  
Interest rate description   This agreement has an interest rate determined by the Chinese government.        
Expiration date   Feb. 09, 2016        
Outstanding amount   $ 0 0 $ 0 ¥ 0  
Europe [Member] | Revolving credit agreement [Member]            
Line of Credit Facility [Line Items]            
Interest rate description   Incurred interest at the EURO LIBOR plus 2%        
Reference rate on which the interest rate is based   EURO LIBOR        
Outstanding amount   $ 0 $ 569,000     € 424,000
Percent added to reference rate in effect from time to time to set the interest rate     2.00%