Customer Concentration and Revenue Information (Tables)

3 Months Ended

Apr. 30, 2022

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 combined amounts of accounts receivable and contract assets, net, exceeded 10% of total combined accounts receivable and contract assets, net, as of April 30, 2022 or January 29, 2022 were as follows (dollars in millions):

	April 30, 2022			January 29, 2022
	Amount		% of Total	Amount		% of Total
Lumen Technologies	$	193.0	19.1%	$	166.0	18.4%
Verizon Communications Inc.	$	148.2	14.7%	$	144.3	16.0%
AT&T Inc.	$	140.0	13.8%	$	106.0	11.7%
Comcast Corporation	$	125.7	12.4%	$	113.5	12.6%

Customers whose contract revenues exceeded 10% of total contract revenues during the three months ended April 30, 2022 or May 1, 2021, as well as total contract revenues from all other customers combined, were as follows (dollars in millions):

	For the Three Months Ended
	April 30, 2022			May 1, 2021
	Amount		% of Total	Amount		% of Total
AT&T Inc.	$	237.4	27.1%	$	155.6	21.4%
Comcast Corporation	111.3		12.7	131.1		18.0
Lumen Technologies	102.8		11.7	85.8		11.8
Verizon Communications Inc.	81.0		9.2	91.5		12.6
Total other customers combined	343.8		39.3	263.5		36.2
Total contract revenues	$	876.3	100.0%	$	727.5	100.0%

Total contract revenues by customer type during the three months ended April 30, 2022 and May 1, 2021 were as follows (dollars in millions):

	For the Three Months Ended
	April 30, 2022			May 1, 2021
	Amount		% of Total	Amount		% of Total
Telecommunications	$	778.9	88.9%	$	639.7	87.9%
Underground facility locating	70.9		8.1	65.0		8.9
Electrical and gas utilities and other	26.5		3.0	22.8		3.2
Total contract revenues	$	876.3	100.0%	$	727.5	100.0%