Debt - Additional Information (Details) - USD ($) $ in Thousands			3 Months Ended	6 Months Ended
	May 20, 2024	Sep. 22, 2023	Jun. 28, 2024	Jun. 28, 2024	Jun. 26, 2024	Dec. 29, 2023	Oct. 23, 2023	Mar. 27, 2023
Debt Instrument [Line Items]
Common stock, shares issued			33,709,919	33,709,919		25,493,877	2.7386
Market value of common shares			$ 12,738	$ 12,875
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
Voting interest of common shares issued held in escrow					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		$ 2,800						$ 30,000
Revolving Line of Credit termination date		Aug. 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			17,000
Outstanding amount			15,000	15,000		$ 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			$ 54,000	$ 54,000
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%