The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Sep. 27, 2018	Jun. 28, 2018	Dec. 28, 2017
Finite-Lived Intangible Assets [Line Items]
Amortization expense for remainder of fiscal 2019	$ 2,186
Goodwill related to acquisition of Squirrel Brand	9,650	$ 9,650
Administrative Expenses [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 842
Squirrel Brand [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill related to acquisition of Squirrel Brand			$ 9,650