Intangible Assets (Tables)

12 Months Ended

Dec. 29, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Components of Purchased Intangible Assets

The components of our purchased intangible assets as of December 29, 2018 are as follows (in thousands):

	Useful Lives	FY 2018 Annual Amortization		Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Useful Lives Remaining
Customer relations	15 Years	$	16	$	240	$	140	$	100	6.25Years
Patents	Varies		—		600		600		—	Varies
		$	16	$	840	$	740	$	100

The components of our purchased intangible assets as of December 30, 2017 are as follows (in thousands):

	Useful Lives	FY 2017 Annual Amortization		Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Useful Lives Remaining
Customer relations	15 Years	$	16	$	240	$	124	$	116	7.25 Years
Patents	Varies		—		600		600		—	Varies
		$	16	$	840	$	724	$	116

Estimated Future Amortization Expense for Purchased Intangible Assets

Estimated future amortization expense for purchased intangible assets is as follows (in thousands):

Fiscal Year:
2019	$	16
2020		16
2021		16
2022		16
2023		16
Thereafter		20
Total	$	100