Supplemental Cash Flow Information - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands		12 Months Ended
	Dec. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Supplemental Cash Flow Elements [Abstract]
Cash paid for interest		$ 4	$ 0
Cash paid for amounts included in the measurement of operating lease liabilities		1,152	134
Non-cash investing and financing activities:
Right-of-use assets obtained in exchange for new operating lease liabilities		16,757	601
Warrants assumed as part of Business Combination	$ 10,880	10,880	0
Fair value of contingent consideration for HelioHeat Acquisition		2,009	0
Transaction costs incurred but not yet paid	$ 1,474	1,474	0
Net working capital assumed as part of Business Combination		1,153	0
Capital expenditures incurred but not yet paid		429	25
Non-cash settlement of note receivable		$ 45	$ 0