Other - Cash Reconciliations (Details) - USD ($) $ in Thousands	Dec. 30, 2018	Dec. 31, 2017	Dec. 25, 2016	Dec. 27, 2015
Other Income and Expenses [Abstract]
Cash and cash equivalents	$ 241,504	$ 182,911
Restricted cash included within other current assets	642	375
Restricted cash included within miscellaneous assets	17,653	17,650
Total cash, cash equivalents and restricted cash shown in the Consolidated Statements of Cash Flows	$ 259,799	$ 200,936	$ 125,550	$ 134,467