Lease Costs (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 28, 2019 USD ($)	Sep. 28, 2019 USD ($)
Lease, Cost [Abstract]
Lease Expiration Date		Mar. 31, 2033
Operating Lease, Cost	$ 29,950	$ 79,940
Cash paid for amounts included in the measurement of operating lease liabilities		74,752
Right-of-use assets obtained in exchange for operating lease obligations		$ 49,349
Weighted average remaining lease term in years	7 years	7 years
Weighted average discount rate	5.10%	5.10%