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Goodwill and Intangible Assets (Tables) | 9 Months Ended
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Oct. 27, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The Company’s goodwill balance was $325.7 million and $321.7 million as of October 27, 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 |
Purchase price allocation adjustments from fiscal 2019 acquisition | (91 | ) |  | — |  |  | (91 | )
Balance as of October 27, 2018 | $ | 521,516 |  |  | $ | (195,767 | ) |  | $ | 325,749 |
Schedule of Intangible Assets | The Company’s intangible assets consisted of the following (dollars in thousands):
| October 27, 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 | 11.3 |  | $ | 312,017 |  |  | $ | 152,380 |  |  | $ | 159,637 |  |  | $ | 299,717 |  |  | $ | 135,544 |  |  | $ | 164,173 |
Trade names | 8.1 |  | 10,350 |  |  | 8,208 |  |  | 2,142 |  |  | 10,350 |  |  | 7,872 |  |  | 2,478 |
UtiliQuest trade name | — |  | 4,700 |  |  | — |  |  | 4,700 |  |  | 4,700 |  |  | — |  |  | 4,700 |
Non-compete agreements | 1.8 |  | 200 |  |  | 129 |  |  | 71 |  |  | 450 |  |  | 332 |  |  | 118 |
|  |  | $ | 327,267 |  |  | $ | 160,717 |  |  | $ | 166,550 |  |  | $ | 315,217 |  |  | $ | 143,748 |  |  | $ | 171,469 |

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