XML 42 R45.htm IDEA: XBRL DOCUMENT v3.3.1.900
Long-Term Debt and Lines of Credit - Long-Term Debt - Narrative (Detail) - USD ($)
$ in Thousands
 6 Months Ended
Aug. 11, 2015
Nov. 01, 2015
May. 03, 2015
Nov. 02, 2014
Aug. 11, 2008
Debt Instrument [Line Items]          
Long-term debt     $ 2,200 $ 2,200  
Unsecured senior term notes [Member]          
Debt Instrument [Line Items]          
Issuance of unsecured senior term notes         $ 11,000
Fixed interest rate         8.01%
Term of the note agreement   7 years      
Required amount of principal payment installments   $ 2,200      
Required debt payment frequency   Annual      
Date of first required principal payment   Aug. 11, 2011      
Last annual payment paid $ 2,200        
Long-term debt, fair value     $ 2,300 $ 2,300