Note 10 Commitments and Contingencies (Detail Narrative) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended	24 Months Ended	36 Months Ended
	Sep. 28, 2014	Dec. 31, 2011	Dec. 31, 2014	Jun. 30, 2019	Jun. 30, 2017	Jun. 29, 2014
Note 10 Commitments And Contingencies Detail Narrative
Unrecorded Unconditional Purchase Obligation						$ 518
Loss Contingency, Damages Sought, Value		60,000
New China lease term	5 years
New China lease - number of rent-free months	2 months
New China lease - monthly rent (RMB)				126	117
New China lease - monthly rent (thousands of USD)				20	19
Estimated China move expense, net of expected government reimbursements - minimum			400
Estimated China move expense, net of expected government reimbursements - maximum			$ 500