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ORGANIZATION AND OPERATIONS OF THE COMPANY (Tables) | 12 Months Ended
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Dec. 30, 2022
ORGANIZATION AND OPERATIONS OF THE COMPANY |
Schedule of Contracts by Reportable Segments and Type of Contracts | ​
Segment | Contract Type | Revenue Recognition Method
​ | Time-and-materials | Time-and-materials
Energy | Unit-based | Unit-based
​ | Software license | Unit-based
​ | Fixed price | Percentage-of-completion
​ | Time-and-materials | Time-and-materials
Engineering and Consulting | Unit-based | Unit-based
​ | Fixed price | Percentage-of-completion
​
Schedule of equipment and leasehold improvements | ​
​ | ​ | ​ | ​
Category |  | Estimated Useful Life
Furniture and fixtures |  | 5 | years
Computer hardware |  | 3 | years
Computer software |  | 3 | years
Automobiles and trucks |  | 3 | years
Field equipment |  | 5 | years
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 30, | ​ | December 31,
​ | ​ | 2022 |  | 2021
​ | ​ | (in thousands)
Furniture and fixtures | ​ | $ | 4,062 | ​ | $ | 4,070
Computer hardware and software | ​ |  | 35,635 | ​ |  | 26,425
Leasehold improvements | ​ |  | 3,097 | ​ |  | 3,011
Equipment under finance leases | ​ |  | 5,503 | ​ |  | 3,286
Automobiles, trucks, and field equipment | ​ |  | 3,134 | ​ |  | 3,099
Subtotal | ​ |  | 51,431 | ​ |  | 39,891
Accumulated depreciation and amortization | ​ |  | (28,894) | ​ |  | (23,134)
Equipment and leasehold improvements, net | ​ | $ | 22,537 | ​ | $ | 16,757

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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