Intangible Assets (Tables)

12 Months Ended

Dec. 30, 2017

Intangible Assets Tables

Intangible assets

	2017			2016			Weighted Average Total Amortization Period
Healthspan Research LLC Acquisition (See Note 9)	$	1,346,000		$	—			10 years
License agreements and other		1,494,000			1,469,000			9 years
Less accumulated depreciation		(1,189,000	)		(983,000	)
	$	1,651,000		$	486,000

Estimated aggregate amortization expense

Years ending December:
2018	$	233,000
2019		233,000
2020		228,000
2021		209,000
2022		171,000
Thereafter		577,000
	$	1,651,000