Other Current Assets, Net (Details) - USD ($) $ in Thousands	Jul. 01, 2018	Apr. 01, 2018	Dec. 31, 2017	Jun. 25, 2017	Mar. 26, 2017	Dec. 25, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Prepaid expenses	$ 43,105		$ 40,688
Deferred gift card sales commissions	9,175	$ 10,039	16,231	$ 9,418	$ 10,226	$ 15,584
Assets held for sale	5,606		6,217
Other current assets, net	9,147		5,597
Total other current assets, net	113,208		179,402
Accounts receivable - gift cards [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	17,339		66,361
Accounts receivable - vendors, net [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	7,895		19,483
Accounts receivable - franchisees, net [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	2,055		2,017
Accounts receivable - other, net [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 18,886		$ 22,808