Quarterly Results (Unaudited) - Schedule of Quarterly Financial Data (Details) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
Jun. 24, 2018	Dec. 24, 2017
Quarterly Financial Data [Line Items]
Reversal of uncertain tax position	$ (3,380)
Historical NOLs [Member]
Quarterly Financial Data [Line Items]
Valuation allowance, deferred tax asset, increase (decrease), amount		$ (3,807)

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=84176650&loc=d3e32123-109318

Name:	us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration