Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

Name:	us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 25, 2016	Dec. 31, 2016	Dec. 26, 2015
Related Party Transaction [Line Items]
Total annual rental payments to the partnership under the lease arrangement			$ 1.6
Lease expiration date	Dec. 31, 2017
Scenario, Forecast [Member]
Related Party Transaction [Line Items]
Total annual rental payments to the partnership under the lease arrangement		$ 1.6