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Property, Plant and Equipment (Tables) | 12 Months Ended
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Jan. 28, 2018
Property, Plant and Equipment [Abstract] |
Schedule of property, plant and equipment | The following is a summary of property and equipment:
(in thousands) | Estimated Useful Lives |  | January 28, 2018 |  | January 29, 2017
Property |  |  | $ | 11,314 |  |  | $ | 11,314 |
Buildings | 7 to 39 years |  | 32,244 |  |  | 30,294 |
Leasehold improvements | 7 to 39 years |  | 10,050 |  |  | 9,566 |
Machinery and equipment | 5 to 8 years |  | 171,731 |  |  | 150,276 |
Enterprise resource planning systems | 13 years |  | 32,673 |  |  | 28,166 |
Furniture and office equipment | 3 to 7 years |  | 39,027 |  |  | 35,025 |
Construction in progress |  |  | 7,151 |  |  | 5,505 |
Property, plant and equipment, gross |  |  | 304,190 |  |  | 270,146 |
Less accumulated depreciation and amortization |  |  | (179,604 | ) |  | (161,236 | )
Property, plant and equipment, net |  |  | $ | 124,586 |  |  | $ | 108,910 |

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