Acquisitions - Summary of Assets Acquired at Estimated Fair Values (Detail) - Honeywell Asset Purchase and License Agreement [Member] $ in Thousands	Sep. 28, 2017 USD ($)
Purchase Price Allocation [Line Items]
Inventory	$ 1,411
Identifiable Intangible Assets	22,162
Total Purchase Price	$ 23,573

Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition.

No definition available.

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