XML 53 R38.htm IDEA: XBRL DOCUMENT v3.10.0.1
Accounts Receivable (Tables)
 12 Months Ended
Jan. 26, 2019
Receivables [Abstract]  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
Customers whose combined amounts of trade accounts receivable and contract assets, net exceeded 10% of total combined accounts receivable and contract assets, net as of January 26, 2019 or January 27, 2018 were as follows (dollars in millions):
 
January 26, 2019
 
January 27, 2018
 
Amount
 
% of Total
 
Amount
 
% of Total
Verizon Communications Inc.
$
298.4

 
36.2%
 
$
98.2

 
14.4%
CenturyLink, Inc.
$
147.2

 
17.9%
 
$
126.0

 
18.5%
Comcast Corporation
$
127.2

 
15.4%
 
$
166.5

 
24.5%
AT&T Inc.
$
90.6

 
11.0%
 
$
79.2

 
11.6%
Total contract revenues by customer type during fiscal 2019, the 2018 transition period, fiscal 2017, and fiscal 2016 were as follows (dollars in millions):
 
Fiscal Year Ended
 
Six Months Ended
 
Fiscal Year Ended
 
January 26, 2019
 
January 27, 2018
 
July 29, 2017
 
July 30, 2016
 
Amount
% of Total
 
Amount
% of Total
 
Amount
% of Total
 
Amount
% of Total
Telecommunications
$
2,855.8

91.3%
 
$
1,284.1

91.0%
 
$
2,819.9

91.9%
 
$
2,424.2

90.7%
Underground facility locating
$
182.7

5.8%
 
$
88.6

6.3%
 
$
167.9

5.5%
 
$
156.7

5.9%
Electrical and gas utilities and other
$
89.2

2.9%
 
$
38.6

2.7%
 
$
79.1

2.6%
 
$
91.6

3.4%
Total contract revenues
$
3,127.7

100%
 
$
1,411.3

100%
 
$
3,066.9

100%
 
$
2,672.5

100%

Customers whose contract revenues exceeded 10% of total contract revenues during fiscal 2019, the 2018 transition period, fiscal 2017, or fiscal 2016, as well as total contract revenues from all other customers combined, were as follows:
 
Fiscal Year Ended
 
Six Months Ended
 
Fiscal Year Ended
 
January 26, 2019
 
January 27, 2018
 
July 29, 2017
 
July 30, 2016
 
Amount
% of Total
 
Amount
% of Total
 
Amount
% of Total
 
Amount
% of Total
AT&T Inc.
664.2
21.2%
 
290.1
20.6%
 
806.7
26.3%
 
650.9
24.4%
Comcast Corporation
650.2
20.8%
 
304.4
21.6%
 
543.6
17.7%
 
363.1
13.6%
Verizon Communications Inc.(1)
599.8
19.2%
 
168.7
12.0%
 
282.7
9.2%
 
298.2
11.2%
Century Link, Inc.(2)
425.6
13.6%
 
247.0
17.5%
 
556.8
18.2%
 
394.0
14.7%
Total other customers combined
787.9
25.2%
 
401.1
28.3%
 
877.1
28.6%
 
966.3
36.1%
Total contract revenues
$
3,127.7

100.0%
 
1,411.3
100%
 
3,066.9
100.0%
 
2,672.5
100%


(1) For comparison purposes in the table above, amounts from Verizon Communications Inc. and XO Communications LLC’s fiber-optic network business have been combined for periods prior to their February 2017 merger.

(2) For comparison purposes in the table above, amounts from CenturyLink, Inc. and Level 3 Communications, Inc. have been combined for periods prior to their November 2017 merger.
Contract with Customer, Asset and Liability [Table Text Block]
Contract Assets and Contract Liabilities

Net contract assets consisted of the following (dollars in thousands):
 
January 26, 2019
 
January 27, 2018
Contract assets
$
215,849

 
$
369,472

Contract liabilities
15,125

 
6,480

Contract assets, net
$
200,724

 
$
362,992
Schedule of Accounts Receivable
Accounts receivable, net classified as current consisted of the following (dollars in thousands):
 
January 26, 2019
 
January 27, 2018
Trade accounts receivable
$
331,903

 
$
300,271

Unbilled accounts receivable
283,463

 
—

Retainage
10,831

 
19,411

Total
626,197

 
319,682

Less: allowance for doubtful accounts
(939
)
 
(998
)
Accounts receivable, net
$
625,258

 
$
318,684

The allowance for doubtful accounts changed as follows (dollars in thousands):
 
Fiscal Year Ended
 
Six Months Ended
 
January 26, 2019
 
January 27, 2018
Allowance for doubtful accounts at beginning of period
$
998

 
$
835

Bad debt expense
16,677

 
201

Amounts recovered (charged) against the allowance
27

 
(38
)
Allowance for doubtful accounts at end of period
$
17,702

 
$
998