Commitments and contingencies Details (Details) $ in Thousands	6 Months Ended
	Jun. 29, 2024 USD ($)
Loss contingency, number of claims alleged	3
Litigation settlement, amount awarded to other party	$ 3,984
Estimated Litigation Liability	$ 220,000
Northern California wildfires
Loss contingency, number of claims alleged	5
Fire Victims Trust
Loss contingency, number of claims alleged	3
Former Wolf employee defendants [Member]
Loss contingency, number of defendants	2
Employee and former employee defendants [Member]
Loss contingency, number of defendants	4
defendants indicted [Member]
Loss contingency, number of defendants	3
Defendants who pled guilty
Loss contingency, number of defendants	3