Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Tables)

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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2023
Accounting Policies [Abstract]  
Summary of Accounts Receivable, Allowance for Credit Loss
Changes in the allowance for credit losses was as follows:
Year Ended December 31,
2023 2022 2021
Allowance for credit loss, beginning of period $ 911  $ 2,263  $ 2,266 
Charges to (recoveries of) costs and expenses, net 356  (382) 187 
Account write-offs and other (364) (970) (190)
Allowance for credit loss, end of period $ 903  $ 911  $ 2,263 
Prepaid Expenses And Other Current Assets
Prepaid expenses and other current assets comprised of the following:
Year Ended December 31,
2023 2022
Other receivables $ 74,454  $ 16,877 
Deferred project costs 38,240  13,556 
Prepaid expenses 10,697  8,184 
Prepaid expenses and other current assets $ 123,391  $ 38,617 
Estimated Useful Lives of Property and Equipment Depreciation and amortization of property and equipment are computed on a straight-line basis over the following estimated useful lives:
Asset Classification   Estimated Useful Life
Furniture and office equipment   Five years
Computer equipment and software costs  
Three to five years
Leasehold improvements  
Lesser of term of lease or five years
Automobiles  
Five years
Land Unlimited
Property and equipment, net consisted of the following:
December 31,
  2023   2022
Furniture and office equipment $ 4,207  $ 3,023 
Computer equipment and software costs 27,199  22,179 
Leasehold improvements 2,570  2,483 
Automobiles 2,041  1,896 
Land 6,943  6,781 
Property and equipment, gross 42,960  36,362 
Less: accumulated depreciation (25,565) (20,655)
Property and equipment, net $ 17,395  $ 15,707 
The following table sets forth our depreciation expense on property and equipment:
Year Ended December 31,
Location 2023 2022 2021
Selling, general & administrative expenses $ 4,155  $ 2,665  $ 3,143