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Goodwill and Intangible Assets (Tables) | 3 Months Ended
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Apr. 28, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The Company’s goodwill balance was $325.8 million and $321.7 million as of April 28, 2018 and January 27, 2018, respectively. Changes in the carrying amount of goodwill were as follows (dollars in thousands):
| Goodwill |  | Accumulated Impairment Losses |  | Total
Balance as of January 27, 2018 | $ | 517,510 |  |  | $ | (195,767 | ) |  | $ | 321,743 |
Goodwill from fiscal 2019 acquisition | 4,097 |  |  | — |  |  | 4,097 |
Balance as of April 28, 2018 | $ | 521,607 |  |  | $ | (195,767 | ) |  | $ | 325,840 |
Schedule of Intangible Assets | The Company’s intangible assets consisted of the following (dollars in thousands):
| April 28, 2018 |  | January 27, 2018
| Weighted Average Remaining Useful Lives (Years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Intangible Assets, Net |  | Gross Carrying Amount |  | Accumulated Amortization |  | Intangible Assets, Net
Customer relationships | 11.7 |  | $ | 312,017 |  |  | $ | 141,096 |  |  | $ | 170,921 |  |  | $ | 299,717 |  |  | $ | 135,544 |  |  | $ | 164,173 |
Trade names | 8.3 |  | 10,350 |  |  | 7,992 |  |  | 2,358 |  |  | 10,350 |  |  | 7,872 |  |  | 2,478 |
UtiliQuest trade name | — |  | 4,700 |  |  | — |  |  | 4,700 |  |  | 4,700 |  |  | — |  |  | 4,700 |
Non-compete agreements | 2.2 |  | 450 |  |  | 354 |  |  | 96 |  |  | 450 |  |  | 332 |  |  | 118 |
|  |  | $ | 327,517 |  |  | $ | 149,442 |  |  | $ | 178,075 |  |  | $ | 315,217 |  |  | $ | 143,748 |  |  | $ | 171,469 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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