XML 52 R40.htm IDEA: XBRL DOCUMENT v3.3.1.900
Concentration of Credit Risk (Tables)
 6 Months Ended
Jan. 23, 2016
Risks and Uncertainties [Abstract]  
Schedule that Represents A Significant Portion of the Company’s Customer Base and Each Over 10% of Total Revenue
Customers whose contract revenues exceeded 10% of total contract revenue during the three or six months ended January 23, 2016 or January 24, 2015 were as follows:

 
For the Three Months Ended
 
For the Six Months Ended
 
January 23, 2016
 
January 24, 2015
 
January 23, 2016
 
January 24, 2015
AT&T Inc.
22.4%
 
22.0%
 
20.6%
 
21.6%
CenturyLink, Inc.
14.9%
 
14.0%
 
15.3%
 
13.5%
Comcast Corporation
13.5%
 
13.1%
 
12.7%
 
12.9%
Verizon Communications Inc.
11.9%
 
6.3%
 
10.7%
 
6.9%