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Property and equipment
 12 Months Ended
Dec. 31, 2023
Property and equipment  
Property and equipment

4.          Property and equipment

Property and equipment, which include amounts recorded under capital leases, are stated at cost less accumulated depreciation and amortization (in thousands), and consist of the following:

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December 31, 

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2023

    

2022

Equipment

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$

11,315

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$

12,391

Computer software

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4,465

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4,447

Furniture and equipment

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1,128

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1,163

Leasehold improvements

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2,547

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2,554

Capital work-in-progress

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434

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-

Total

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19,889

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20,555

Less: accumulated depreciation and amortization

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(17,608)

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(18,044)

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$

2,281

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$

2,511

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The estimated useful lives of the property and equipment range between two years and ten years. Depreciation and amortization expense of property and equipment were approximately $1.2 million for each of the years ended December 31, 2023 and 2022, respectively.