Leases Assets and liabilities (Details) - USD ($) $ in Thousands	Jun. 29, 2024	Dec. 31, 2023
Assets and Liabilities, Lessee [Abstract]
Operating lease assets	$ 106,024	$ 110,248
Finance lease assets	20,188	18,613
Total lease assets	126,212	128,861
Current operating lease liabilities	39,282	39,043
Non-current operating lease liabilities	67,193	71,134
Total operating lease liabilities	106,475	110,177
Current portion of finance lease liabilities	5,641	4,794
Non-current finance lease liabilities	15,024	13,544
Total finance lease liabilities	20,665	18,338
Total lease liabilities	$ 127,140	$ 128,515