Leases - Other Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Leases [Abstract]
Gain (loss) on sale-leaseback transactions	$ (244)	$ 93
Lease assets and liabilities resulting from lease modifications and new leases	16,759	15,952
Operating cash flows from operating leases	24,733	17,366
Operating cash flows from finance leases	46	71
Financing cash flows from finance leases	$ 567	$ 476