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Recent Accounting Pronouncements - Additional Information (Detail) (Accounting Standards Update 2015-3 - Interest-Imputation of Interest, Adjustment, Forecast, USD $)
In Millions, unless otherwise specified
Jun. 25, 2017
Accounting Standards Update 2015-3 - Interest-Imputation of Interest | Adjustment, Forecast
  
Revisions [Line Items]  
Unrecognized debt issuance costs, non-current assets $ (3.0)us-gaap_AssetsNoncurrent
/ us-gaap_AdjustmentsForNewAccountingPronouncementsAxis
= us-gaap_NewAccountingPronouncementMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
Unrecognized debt issuance costs, non-current liabilities $ 3.0us-gaap_LiabilitiesNoncurrent
/ us-gaap_AdjustmentsForNewAccountingPronouncementsAxis
= us-gaap_NewAccountingPronouncementMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember