Related Party Transaction - Additional Information (Detail) $ in Thousands	1 Months Ended
Jul. 29, 2016 USD ($)
President [Member]
Purchases from Related Party	$ 1,250

Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

No definition available.

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