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Property and Equipment
9 Months Ended
Oct. 24, 2020
Property, Plant and Equipment [Abstract]  
Property and Equipment Property and Equipment
 
Property and equipment consisted of the following (dollars in thousands):
Estimated Useful Lives (Years)October 24, 2020January 25, 2020
Land$3,796 $4,024 
Buildings
10-35
11,174 12,934 
Leasehold improvements
1-10
16,945 17,151 
Vehicles
1-5
616,397 626,307 
Computer hardware and software
1-7
156,439 149,600 
Office furniture and equipment
1-10
13,414 13,557 
Equipment and machinery
1-10
309,345 312,244 
Total1,127,510 1,135,817 
Less: accumulated depreciation(839,218)(759,207)
Property and equipment, net$288,292 $376,610 
Depreciation expense was $37.3 million and $42.1 million for the three months ended October 24, 2020 and October 26, 2019, respectively, and $116.9 million and $125.0 million for the nine months ended October 24, 2020 and October 26, 2019, respectively.