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Debt - Additional Information (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 25, 2024 | May 20, 2024 | Sep. 27, 2024 | Sep. 27, 2024 | Jun. 26, 2024 | Dec. 29, 2023 | Mar. 27, 2023
Debt Instrument [Line Items] |  |  |  |  |  |  |
Common stock, shares issued |  |  | 33,738,739 | 33,738,739 |  | 25,493,877 |
Market value of common shares |  |  | $ 2 | $ 12,877 |  |  |
AECOM [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Common stock shares agreed to issue |  | 7,745,000 |  |  |  |  |
Common stock, shares issued |  | 5,144,622 |  |  |  |  |
Remaining shares for issuance |  |  |  |  | 2,600,378 |  |
Common stock shares issued, held in escrow |  |  | 1,036,949 | 1,036,949 |  |  |
Voting interest of common shares issued held in escrow |  |  | 19.90% | 19.90% |  |  |
Gain loss on other expense (income), net |  |  |  | $ (1,000) |  |  |
Market value of common shares |  |  |  | 13,000 |  |  |
Carrying value of contingent consideration liabilities |  |  | $ 12,000 | 12,000 |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Line of credit facility, borrowing capacity | $ 15,000 |  |  |  |  |  | $ 30,000
Revolving Line of Credit termination date | Dec. 31, 2024 |  |  |  |  |  |
Line of credit facility, unused line fee , percentage | 0.50% |  |  |  |  |  |
Minimum liquidity requirement | $ 7,500 |  |  |  |  |  |
Collateral management fee | 0.50% |  |  |  |  |  |
Repayment of outstanding amount |  |  | 15,000 |  |  |  |
Outstanding amount |  |  | 0 | 0 |  | $ 30,000 |
Revolving Credit Facility [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, interest rate, percentage | 5.50% |  |  |  |  |  |
Revolving Credit Facility [Member] | Base Rate [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, interest rate, percentage | 1.00% |  |  |  |  |  |
Line of Credit [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Line of credit facility, borrowing capacity |  | $ 60,000 |  |  |  |  |
Debt instrument, interest rate, percentage |  | 1.00% |  |  |  |  |
Revolving Line of Credit termination date |  | May 20, 2029 |  |  |  |  |
Outstanding amount |  |  | $ 42,000 | $ 42,000 |  |  |
Line of Credit [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, interest rate, percentage |  | 3.50% |  |  |  |  |

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