XML 88 R70.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Leases - Additional Information (Detail) - Maximum
Jan. 24, 2020
Real Estate  
Leases [Line Items]  
Operating remaining lease term 15 years
Equipment  
Leases [Line Items]  
Operating remaining lease term 4 years
Automobiles  
Leases [Line Items]  
Operating remaining lease term 5 years