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SUPPLEMENTAL FINANCIAL STATEMENT DATA (Tables)

12 Months Ended

Dec. 27, 2024

SUPPLEMENTAL FINANCIAL STATEMENT DATA

Schedule of reconciliation of cash and cash equivalents, and restricted cash

​

​	​	​	​	​	​	​	​	​	​
​	​	December 27,		​	December 29,		​	December 30,
​		2024			2023			2022
​	​	(in thousands)
Cash and cash equivalents	​	$	74,158	​	$	23,397	​	$	8,806
Restricted cash	​		—	​		—	​		10,679
Total cash, cash equivalents, and restricted cash shown in the consolidated statement of cash flows	​	$	74,158	​	$	23,397	​	$	19,485

Schedule of accounts receivable

​

​	​	​	​	​	​	​
​	​	December 27,		​	December 29,
​		2024			2023
​	​	(in thousands)
Billed	​	$	66,870	​	$	70,543
Allowance for doubtful accounts	​	​	(1,313)	​	​	(866)
Accounts receivable, net	​	$	65,557	​	$	69,677

Schedule of the movements in the allowance for doubtful accounts

​

​	​	​	​	​	​	​	​	​	​
​	​	Fiscal Year
​		2024			2023			2022
​	​	(in thousands)
Balance as of the beginning of the year	​	$	866	​	$	640	​	$	1,115
(Recovery of) provision for doubtful accounts	​		740	​		826	​		243
Write-offs of uncollectible accounts	​		(303)	​		(600)	​		(718)
Fair value adjustment	​		10	​		—	​		—
Balance as of the end of the year	​	$	1,313	​	$	866	​	$	640

Schedule of contract assets

​

​	​	​	​	​	​	​
​	​	December 27,		​	December 29,
​		2024			2023
​	​	(in thousands)
Unbilled short-term	​	$	66,518	​	$	79,585
Contract retentions	​	​	22,010	​	​	14,300
Contract assets	​	​	88,528	​	​	93,885
Unbilled long-term (1)	​	​	—	​	​	2,849
Total contract assets	​	$	88,528	​	$	96,734

(1) Included in Other assets in the consolidated financial statements.

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 27,		​	December 29,
​	​	2024			2023
​	​	(in thousands)
Furniture and fixtures	​	$	4,594	​	$	4,379
Computer hardware and software	​		51,904	​		44,594
Leasehold improvements	​		3,804	​		3,382
Equipment under finance leases	​		7,052	​		6,139
Automobiles, trucks, and field equipment	​		3,608	​		3,373
Subtotal	​		70,962	​		61,867
Accumulated depreciation and amortization	​		(41,428)	​		(34,770)
Equipment and leasehold improvements, net	​	$	29,534	​	$	27,097

Schedule of accrued liabilities

​

​	​	​	​	​	​	​
​	​	December 27,		​	December 29,
​		2024			2023
​	​	(in thousands)
Accrued subcontractor costs	​	$	33,061	​	$	30,196
Accrued bonuses	​	​	18,277	​	​	14,423
Employee withholdings	​		3,664	​		3,123
Compensation and payroll taxes	​		3,564	​		3,125
Rebate and other	​	​	360	​	​	139
Accrued accounting costs and taxes	​		3,850	​		3,123
Total accrued liabilities	​	$	62,776	​	$	54,129

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Tabular disclosure of allowance for credit loss on accounts receivable.

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Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

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