Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jun. 28, 2020

Accounting Policies [Abstract]

Useful Lives of Property Plant and Equipment

Depreciation is calculated primarily utilizing the straight-line method over the following useful lives:

Asset categories	Useful lives in years
Land improvements	5 to 20
Buildings and improvements	15 to 40
Machinery and equipment	2 to 25
Computer, software and office equipment	3 to 7
Internal software development costs	3
Transportation equipment	3 to 15

Schedule of Research and Development Costs

Research and development costs were as follows

	For the Fiscal Year Ended
	June 28, 2020		June 30, 2019		June 24, 2018
Research and development costs	$	11,257	$	12,359	$	7,792

Schedule of Advertising Costs

Advertising costs were as follows

	For the Fiscal Year Ended
	June 28, 2020		June 30, 2019		June 24, 2018
Advertising costs	$	2,044	$	3,639	$	3,439